We warmly welcome prospects both at your house and abroad to contact us to negotiate small business, exchange info and cooperate with us. We specializing while in the manufacturing of Agricultural Gearbox, PTO Shafts, Sprockets, Fluid Coupling, Worm Gear Reducers, Gears and racks, Roller Chains, Sheave and Pulleys, Planetary Gearboxes, Timing Pulleys, Shaft Collars and much more. Contain 1 0.five modulus brass worm gear shaft and a single 20 teeth brass worm gear wheel. The transmission framework of worm shaft is easy, compact, small volume and light weight. Worm Shaft Z1=1, turn a round of worm gear teeth, could get a substantial transmission ratio, generally in the power CAST IRON WORM GEAR REDUCER The transmission is secure, the vibration, influence and noise are compact, the reduction ratio is big, the versatility is broad, and it could be utilized with different mechanical equipment.
It may possibly receive a considerable transmission ratio with single-stage transmission, and includes a compact framework. Most designs have far better self-locking efficiency, and can conserve braking gadgets for mechanical tools with braking necessities. Gears aids us by way of a mechanism of rotation between two axes to create power. So they, together with the enable of rotation following a mechanical theory linked to physics transfers velocity into electrical power. They may be of two sizes, one particular smaller along with the other big, adjoining one another using the support of teeth. The teeth are interlocked and bring about rotation. WORM GEAR AND Positive aspects OF WORM GEARS If involving two gears 1 is heavier along with the other lighter it is mentioned the bodyweight becomes the terrific element to induce friction. When the excess weight appears as well hefty rotation may very well be hampered creating inconvenience to move the machine with which they may be connected.
Unique gears have diverse teeth. The teeth are in a twisted type or in the straight form. It’s the action of the helical 1 to radiate movement between two shafts. Whereas the bevel kind has teeth based on conical surface. The shafts are never parallel and intersected sharply in an angle. WORM GEAR Velocity REDUCER Marketplace Velocity REDUCER FOR Electric MOTOR Two or 3 reducers may be used to form a multi-stage reducer to obtain a great gear ratio. A worm, in industrial parlance, is usually a shaft using a helical thread. It can be frequently a component of the gear that meshes which has a toothed wheel. Worm gears however, are people known as worm wheels. Sometime numerous folks are baffled with the terms worm, worm gear and worm drive, contemplating that these 3 mean the identical point.
Worm gears are important particularly when there is a will need to cut back the gear size. It’s the worm that has the capability to create the gear rotate and not another way around. With all the shallow angle within the worm, the gear doesn’t possess the capability to rotate it.
Kinds of worm gear
You can find fundamentally 3 different varieties of worm wheels: the non-throated; single throated; and double throated. Non-throated worm wheels are individuals that don’t have throats in both the worms along with the gear. Single throated classes are people whose gears are throated. Lastly, double throated ones are individuals with throated worms and gears.
Worm gear characteristics
You’ll find notable traits of a worm wheel. Very first, it has the capability to transfer and carry load with utmost accuracy. It is also very best for substantial speed reductions. The efficiency of the worm gear, nevertheless, depends upon installation circumstances, the worm’s lead angle, sliding velocity, surface quality and lubricant assortment.
Generating worm gears turn out to be efficient
A course of action recognized as double enveloping tends to make worm gearing turn into far more efficient. This technologies enhances the present options in the worm wheel. This prospects to improved accuracy and improved torque. What can make the approach so distinctive will be the undeniable fact that it may be employed to produce greater lubrication and style when loads are divided in each and every with the gear’s teeth. Worm gear applications
Worm wheels make conveyor programs do its perform. Conveyors are equipment to transfer 1 materials from a single area to a further. Apart from conveyor methods however, the worm wheel may additionally be used in large effectiveness vehicles.
Hollow Pin Chains 08BP 40HP, 50HPSS, 60HP, 12BHP, 80HP, C2040HP, C2050HP, C2060HP, C2080HP, HB50.8, C2042HP, C2052HP, C2062HP, C2082HP, C2042H-HP, C2052H-HP, C2062H-HP, C2082H-HP Stainless Steel Roller Chain Stainless Steel Conveyor Chain Stainless Steel Roller Chains,Stainless Steel Conveyor chain, Stainless steel chain for bottle conveyor line which can be utilized on bottle filling conveyor lines, other regular ss chain or exclusive ss chains (SS304 chain, SS316 chains, SS316L chains, SS conveyor chains, SS304 conveyor chain, SS316 conveyor chain) all accessible Rust 304 Stainless Steel Chain/Lifting Chain Rigging Hardware, Over Thousands Wide variety. Which include Connecting Link, Security Hook, Eye Hook, Clevis Hook, Master Link, Master Website link Assembly, And so forth. Series Zinc plated Agricultural Transmission Chain for Feeder house Clear Grain Attachment: K1, K5, K19, K30, K39, 220B, F4, F5, F14, F45, G18, TM91E, TM92, C6E, C11E, C13E, C30E, CPE, LV41N, Surface Therapy: Shot-Peening, Zinc plated. Application: extensively used in Feeder household, Clear Grain, Return Grain in agricultural machine. CC600 Corrosion Resisting Cast iron Chain Our CC 600 Conveyor chains are produced in malleable iron with steel pins, with pins which can be unhardened. This confirmed style and design ends in an assembled chain that is certainly really durable and wear resistant. Designed withing the gasoline bottling marketplace (Exclusively Liquid Petroleum Fuel ) our CC600 series stays a item of very first decision for distributors and end customers alike, in which a top quality product or service is required initially time, every time. The CC600 chains are intended for use in multistrand conveyors handling individual loads beneath ailments of mild corrosion. They are normally supported in channels and therefore are really versatile, enabling for fluid motion and flexibility when necessary. This versatility will allow them to be utilized in the variety of hefty duty applications but their primary application is while in the bottling industry the place these are identified as on to handle crates and fuel bottles. specializes in building all kinds of mechanical transmission products and hydraulic transmission products, such as planetary gearboxes Chains are series of linked back links or rings that are usually produced of metal and will be linked or fitted into one another. Every piece of your chain can have more than 1 hyperlink depending on its application. Some employs of chains is usually for fastening, binding or supporting objects. The 2 most typical variations of generating chains are roller chains and those who are torus shaped. The kind of the chain depends upon the application with the chain. Torus shaped chains are incredibly common in lots of applications. They might be applied for hoisting, securing or supporting and have an incredibly straightforward shape of rings which have been linked to one another. This very simple layout gives these chains flexibility in two dimensions. Their very simple style and design and versatility let them to be employed for a lot of tasks this kind of as securing a bicycle
Roller chains are very widespread in bicycles. They are really designed to transfer electrical power in machines. Taking bicycle chains such as, these are designed to mesh with the teeth in the sprockets from the machine. Flexibility in these chains is additionally restricted because they can only move in one particular course. Some frequent applications of chains could be as essential chains, snow chains and bicycle chains. As stated earlier in this short article, bicycle chains are roller chains. They transfer power from pedals for the drive-wheel that in turn propels the bicycle forward. These chains are usually created from plain carbon or an alloy of steel having said that some might be nickel-plated to be able to prevent rust. These chains are also considered to be pretty vitality productive. Even though many persons may expect the efficiency to be greatly impacted by the lubricant, a examine that was performed inside a clean laboratory revealed that as opposed to lubricants, a larger sprocket would provide a a lot more effective drive. Also, the higher the tension during the chain, the additional efficient it will be.
single row four level contact ball slewing rings is composed of two seat rings, which design and style in compact construction and light excess weight, steel ball make contact with together with the circular raceway at four factors; it may bear the axial force, radial force along with the tilting minute with the identical time. Coresun drive Single-row four point make contact with ball ring has the characteristics of compact in layout, and light in bodyweight. The balls roll around the circular race at four points, so it could undertake the axial force, radial force and tipping second with the similar time. This series of four level get hold of ball bearings are ideal in many engineering machinery, like rotary conveyor welding operation machine, tiny cranes, little and medium-sized excavators,slewing conveyer, welding manipulator, light and medium duty crane, together with other development machinery. 3 varieties of this kind of single row four stage contact ball slewing bearing: A. With out gear bearing (non tooth) B. External gear bearing (external tooth) C. Inner gear bearing (internal tooth)
double row different diameter ball slewing bearing is primarily manufactured up of in-up ring, in-down ring and outdoors ring, so balls and spacers could be immediately discharged to the upper and reduce raceway. In line with anxiety ailments, bearings are arranged to two rows of balls of various diameter. This assembly is very hassle-free. Angle of both upper and reduced raceway is 90??so bearings can bear big axial force and resultant torque. Bearing desires particular layout when radial force is 0.one occasions more substantial than the axial force. Huge in sizes and characteristics compact in layout, bearings are notably application in handling equipments requiring medium above diameter, for instance tower crane and mobile crane.
single row cross roller slewing ring is largely produced up of within and outdoors rings. It features compact in style and design, light in excess weight, tiny in assembling clearance, and higher in installing precision. Because the rollers are crossed arranged by 1:1, it can be suitable for higher precision mounting and capable to bear axial force, radial force and resultant torque concurrently. This series single row crossed roller slewing bearing have extensively application in lift transport aircraft, building machinery, and military goods. one. Expert gears producer two.Seasoned in Cooperate with large Corporations three. Expert gears Engineering Capability four.Secure gears Top quality 5.Affordable gears Prices six.Compact gears Orders Accepted 7.Constant gears quality enhancements 8. Higher gears excellent Efficiency 9.Brief gears lead time and shipment 10.Specialist gears services We can make 6 designs of slewing bearings in the selection of specs with diameters ranging from 400 mm to 5050 mm. Our items demonstrate just about every day to be critical structural and connection components utilized in wind turbines, excavators, mobile cranes, harbor and shipyard cranes, robots, medical scanners and on the whole mechanical engineering. High-quality Control: Top quality will be the critical to our accomplishment. We’re committed to attaining customers’ fulfillment by providing premium quality products and services. We make sure that our thorough high quality management technique is in accordance with ISO9001 typical and it is carried out effectively. In pursuit of high-quality raw resources, we go through a stringent verification and assortment course of action to select the best suppliers of forged rings together with other elements in China. If demanded, we can also apply further large-diameter forged rings developed by ThyssenKrupp in Germany. Cranes are uniquely constructed, which suggests the slewing ring bearing is an necessary element of its design and style. Excellent and precision throughout the manufacturing course of action. Gear transmission refers for the gadget that transmits motion and electrical power from your gear pair. It’s the most broadly made use of mechanical transmission approach in present day equipment. Its transmission is a lot more correct, large efficiency, compact construction, trusted operation and lengthy service lifestyle.Our gears is often heat handled, hardened, oil immersed according to client desires.The gear is widely utilized in market, vehicle, electrical power tools, motor, bicycle, electrombile.
single row four point speak to ball slewing rings is composed of two seat rings, which layout in compact structure and light bodyweight, steel ball get hold of with all the circular raceway at four points; it might bear the axial force, radial force as well as the tilting moment at the identical time. Coresun drive Single-row four level speak to ball ring has the capabilities of compact in style and design, and light in fat. The balls roll on the circular race at four points, so it may possibly undertake the axial force, radial force and tipping minute at the identical time. This series of four level contact ball bearings are appropriate in lots of engineering machinery, such as rotary conveyor welding operation machine, little cranes, small and medium-sized excavators,slewing conveyer, welding manipulator, light and medium duty crane, together with other building machinery. 3 varieties of this sort of single row four point get in touch with ball slewing bearing: A. Without the need of gear bearing (non tooth) B. External gear bearing (external tooth) C. Internal gear bearing (internal tooth)
double row diverse diameter ball slewing bearing is mostly created up of in-up ring, in-down ring and outside ring, so balls and spacers is usually immediately discharged into the upper and decrease raceway. In line with anxiety disorders, bearings are organized to two rows of balls of various diameter. This assembly is incredibly effortless. Angle of each upper and reduced raceway is 90??so bearings can bear huge axial force and resultant torque. Bearing needs exclusive design when radial force is 0.1 occasions bigger compared to the axial force. Big in sizes and functions compact in style and design, bearings are specifically application in dealing with equipments requiring medium over diameter, which include tower crane and mobile crane.
single row cross roller slewing ring is largely made up of within and outside rings. It attributes compact in design, light in excess weight, tiny in assembling clearance, and large in installing precision. As the rollers are crossed arranged by one:1, it is suitable for large precision mounting and capable to bear axial force, radial force and resultant torque simultaneously. This series single row crossed roller slewing bearing have extensively application in lift transport aircraft, construction machinery, and military products. one. Experienced gears producer two.Professional in Cooperate with major Firms three. Expert gears Engineering Capability four.Steady gears Excellent five.Fair gears Charges 6.Modest gears Orders Accepted 7.Continuous gears excellent enhancements 8. Substantial gears high-quality Performance 9.Short gears lead time and shipment ten.Experienced gears support We are able to develop six styles of slewing bearings in the range of specs with diameters ranging from 400 mm to 5050 mm. Our merchandise demonstrate each day for being vital structural and connection aspects used in wind turbines, excavators, mobile cranes, harbor and shipyard cranes, robots, medical scanners and normally mechanical engineering. High-quality Manage: High quality will be the crucial to our accomplishment. We are committed to reaching customers’ satisfaction by providing high-quality services and products. We ensure that our extensive high-quality management program is in accordance with ISO9001 normal and it is performed effectively. In pursuit of high-quality raw supplies, we go through a stringent verification and selection procedure to select the most beneficial suppliers of forged rings and other elements in China. If demanded, we will also apply extra large-diameter forged rings created by ThyssenKrupp in Germany. Cranes are uniquely constructed, which means the slewing ring bearing is an vital component of its layout. Top quality and precision during the manufacturing process. Gear transmission refers for the device that transmits motion and energy in the gear pair. It is the most widely applied mechanical transmission system in contemporary gear. Its transmission is additional accurate, large efficiency, compact structure, reputable operation and long services life.Our gears may be heat treated, hardened, oil immersed in accordance with customer demands.The gear is widely used in sector, automobile, electrical power tools, motor, bicycle, electrombile.
Nylon gear racks is used on sliding gate, There is certainly steel core inside it. we exported to Europe in huge quantity. There’s steel core within the nylon gear rack.There are actually two goods obtainable. You’ll find four eye(4 bracket is light form) and 6 eyes(six brackets is heavy kind).Every single piece of nylon gear rack with screw set Producer supplier exporter of gear rack We exported gear rack in massive quantity to Europe, America, Australia, Brazil, South Africa, Russia etc. There is standard gear rack accessible and in addition exclusive gear rack as per your drawing or samples. Our gear racks generated by CNC machines There is certainly many sizes of steel gears rack for sliding door also. M4 8?¨¢30, M4 9?¨¢30, M4 10?¨¢30, M4 11?¨¢30, M4 12?¨¢30, M4 20?¨¢20, M4 22?¨¢22, M6 30?¨¢30 and so forth For M4 8?¨¢30, M4 9?¨¢30, M4 10?¨¢30, M4 11?¨¢30, M4 12?¨¢30, 1M length have three bolt,nut, washer sets and every 4pcs or 6pcs packed into carton box and then put into steel pallet. For M4 8?¨¢30, M4 9?¨¢30, M4 10?¨¢30, M4 11?¨¢30, M4 12?¨¢30, 2M length have 4 bolt,nut, washer sets. We can also provide the sliding gate component such as sliding door pulley, wheel, roller and so on. Please kindly examine and let me know your detail request If you require 2M or 3M, or every other length, we can produce as per your requests The vast majority of our buyer will send us drawing and we can make as per your drawing or sample. We develop Module M1-M8 racks, CP and DP British standard racks. The utmost length of the rack is two meters. Our solutions have already been widely used in many fields such as automatic doors, window openers, engraving machines, lifters, escalators, automated warehousing, foods machinery, power equipment, machine equipment, precision transmission, and so forth.
We exported gear rack in significant amount to Europe, America, Australia, Brazil, South Africa, Russia etc. There exists typical gear rack out there and also distinctive gear rack as per your drawing or samples. Our gear racks made by CNC machines.
Our gear racks are made use of for window machine, engraving machine, lift machine, opener rack, CNC machine, automobile, industrial utilization so on. one) Our gear rack is generated as per DIN requirements by CNC machine 2) The stress angle: 20??/14.5?? 3) Module: M0.4-M36/DP1-DP25 4) The utmost length may be 3500mm 5) The material is often Q235, C45, SS304, SS316L, aluminum, copper, nylon and so on. Our gear racks are used for window machine, engraving machine, lift machine, opener rack, CNC machine, automobile, industrial usage so on. Industrial Gear Rack Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
We are able to also supply Development lift gear rack,American standard gears racks,steel gear rack,helical gear rack,versatile gear racks,energy steering rack,steering gear rack ,stainless steel gear rack ,round rack gear ,nylon gear rack ,spur gear rack ,boston gear rack ,audia gear rack ,gears racks ,rack and pinion gear 1. Rich marketplace encounter given that 1988. two. Broad arrange merchandise line, such as plastics sheet/rod/parts/accessories: MC NYLON, OIL NYLON, POM, UHMW-PE, PU, PETP, Pc, PTFE, PVDF, PPS, PEEK, PAI, PI, PBI ect. three. Manufacture, style and design and processing support as per your demand 1. Good Tensile strength; 2. Higher affect and notching influence strength; 3. Large heat deflection temperature ; four. High power and stiffness; five. Superior glide and limp household characters; six. Great chemical stability towards organic solvents and fuels; seven. Resistant to thermal aging (applicable temperature concerning -50??C and 110??C; 8. Size alternation by humidity absorption needs to be thought of;
Shaft sleeve, bearing bush, lining, lining plate, gear; Worm gear, roller copper manual rail, piston ring, seal ring, slide block; Spheric bowl, impeller, blade, cam, nut, valve plate, Pipe, stuffing box, rack, belt pulley, pump rotor, and so forth.rack pinion gear for elevator in stockoperator Steel and Nylon gear rack SPUR GEAR RACK AND PINION nylon gear rack iron gear rack We warmly welcome customers both in your house and abroad to make contact with us to negotiate small business, exchange facts and cooperate with us.
IN CNC GEAR Manufacturing PLANT, More than 10 OF GEARS Generating LINES: Gear turning,hobbing,shaving,shaping,grinding,slotting, broaching , we?¡¥ve made considerable investment..
Our substantial precision products can maintain a substantial top quality prodcuts.CAN DO All the HEATING Process: CARBURIZING/CARBONITRIDING/QUENCHING/NORMALIZING/ANNEALING/REHEATING two sets of UBE series multi-purpose chamber(IQ) Japan furnace; 2 sets of German Ipsen atmosphere furnace lines.
9 ton of steel skill for heat treatment each day. Very low CARBON STEEL METAL GEARS Compact,Smaller STEEL METAL SPUR GEARS! From uncomplicated 2-axis turning to 7-axis, turn-mill-drill CNC Swiss-type machines, we are equipped by using a full line of CNC tools from the following manufactures: molding machines/ stamping machines automated lathe machines/ spring machines. Surface: as your necessity OUR CLEANSES 1.Materials:C 45# steel ,stainless steel or other demanded elements. 2.Sprockets can be created according the customer?¡¥s drawings Our principal items: Ultra higher molecular bodyweight polyethylene, MC nylon, PA6, POM, HDPE, PP,PU, Pc, PVC, ABS, ACRYLIC,PTFE, PEEK, PPS,PVDF. 3.Heat therapy: Hardening and Tempering, Higher Frequency Quenching, Carburizing Quenching and so forth according the necessities..
4. Inspection: All objects are checked and tested completely through just about every functioning procedure and following production will probably be reinspected. Gear transmission refers towards the gadget that transmits movement and power from your gear pair. It is by far the most widely utilized mechanical transmission technique in modern tools. Its transmission is more precise, higher efficiency, compact construction, reliable operation and extended service life.
Our gears could be heat handled, hardened, oil immersed according to consumer needs.
The gear is broadly utilized in marketplace, motor vehicle, power equipment, motor, bicycle, electrombile. High PRECISION Customized SPUR HELICAL GEAR Spur gears are widely accepted because the most efficient kind of gearing solution, when the application of transmitting energy and uniform rotary movement from 1 parallel shaft to a different is needed. Established by the center distance, spur gears create a steady working velocity drive. This drive velocity may be decreased or increased from the variable amount of teeth that exist within the driving gear. Form: BEVEL GEAR Manufacturing Method: Minimize Gear Toothed Portion Form: Bevel Wheel Principal Client: Electrical instrument factory Export Markets: International Little PINION STEEL DOUBLE SPUR GEAR Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, ELECTROPLATING, ANODIZING Etc. Black oxide coating, painting, powdering, color zinc-plated, blue black zinc-plated, rust preventive oil, titanium alloy galvanized, silver plating, plastic,We will make customers?¡¥ satisfactory products according for the samples or drawings offered by buyers. For your completion of the item, we also need to learn his material, heat therapy necessities and surface therapy needs. We’re a factory with forty years of manufacturing knowledge, welcome to seek the advice of. we use the most current machining technology with a broad range of abilities to meet your demands. Our manufacturing facilities contain 3-5 axis milling, lathes, grinding, and so forth, and state in the artwork metrology. With these machines, we generate complicated elements within the most effective and accurate way. Our manufacturing abilities make it possible for us to develop your component from prototype to mass manufacturing for the most exact of jobs. gear box,gearbox,automatic gearbox,gearbox components,gearbox repairs,steering gear box,reduction gearbox,worm gear,motor gearbox,automobile gearbox,gearbox store,worm gear box,gearbox suppliers,box gear,planetary gear box,modest gearbox,helical gearbox,dc gear motor,gear motor,gear reducer,helical gear box,car gear box,gearbox gears,transmission gearbox,reduction gear box,planetary gear,gearbox transmission,car transmission,utilized gearbox for sale,worm gear motor,used gearbox,worm gear reducer,transmission gears,planetary gear reducer,substitute gearbox,mini gearbox
PTO is actually a splined drive shaft which is normally placed on tractors or can be utilized to provide power backup to a separate machine.
The PTO shafts that we provide comprises of two carden joints and telescopic couplings. Tractor side and put into action side will be the two ends of those shafts. The put into action side includes a shear bolt form yoke and comes with safety guards. 1, Material: Carbon steel/ stainless steel/ aluminum alloy/ copper/bronze/iron/etc.
two, OEM or as per sample or drawing
three, Surface: Blacking, Polishing, Anodize, Chrome plating, Zinc plating, Nickel plating, Tinting, Electrical power coating and so on.
4, Process: Forging, Stamping, Machining, Metalworking, Sheet Metal Bending, Surface Therapy, Heat Treatment, Gridding, Milling, wire EDM, Linear Cutting etc.
5, Precision: OEM/ODM is available The electrical power take-off (PTO) is really a sophisticated mechanism, enabling implements to draw vitality in the engine and transmit it to yet another application. It performs as a mechanical gearbox which might be mounted around the vehicle?¡¥s transmission. CHINA FACTORY LARGEBRASS MILLING AND ALUMINUM CASTING MOLDS Producer We’re the manufacturer to provide Japanese tractor spare parts,especially for kubota,iseki,yanmar,and so on. We are supplying and exporting Japanese tractor components as the following designs ¡§C Kubota model: B5000, B7000, B1400, B1600 ¡§C YM model: YM F14, YM1100, YM F1401/1901,YM F35 ¡§C Iseki model: TX1300, TX1410,TU1400-1500 UNIVERSAL JOINT MECHANICAL COMPORENTS MACHINE TRACTOR PTO SHAFT Components UNIVERSAL JOINT Tubes or Pipes
We?¡¥ve presently acquired Triangular profile tube and Lemon profile tube for all the series we offer.
And we’ve got some star tube, splined tube along with other profile tubes but only for any certain sizes. We specializing in the manufacturing of Agricultural Gearbox, PTO Shafts, Sprockets, Fluid Coupling, Worm Gear Reducers, Gears and racks, Roller Chains, Sheave and Pulleys, Planetary Gearboxes, Timing Pulleys, Shaft Collars and much more. 5 End yokes
We have acquired 13 forms of splined yokes and 8 kinds of plain bore yokes. I will suggest the usual type for your reference.
You are able to also send drawings or images to us if you cannot locate your item in our catalog.
6 Safety devices or clutches
I’ll attach the details of security units for the reference. We’ve presently have Free of charge wheel (RA), Ratchet torque limiter(SA), Shear bolt torque limiter(SB), 3types of friction torque limiter (FF,FFS,FCS) and overrunning couplers(adapters) (FAS).
7 For just about any other far more unique specifications with plastic guard, connection method, color of painting, package deal, and so forth., please come to feel cost-free to allow me know. The Gearboxes are created for connecting gear pumps to farm tractor electrical power take offs (PTO). Output pace of power take offs is 540rpm which can be compared using the good operating speeds of hydraulic pumps. Unique input working speeds could also be suitable,supplied that the PTO gearbox output velocity won’t exceed 3000 rpm. Housing Manufactured in shell-cast aluminum or in higher mechanical resistance cast iron. Torques The torque figures mentioned while in the technical charts of the many PTO Gearboxes refer to steady duty cycles. Torques beneath intermittent working circumstances can be exceeded by 20%. Upkeep Please examine the oil degree through the specific oil window each 50 hours. Operating temperatures should really not exceed 120 degrees celcius below continuos duty cycle. 1. Tubes or Pipes We’ve presently received Triangular profile tube and Lemon profile tube for each of the series we deliver. And we’ve got some star tube, splined tube and other profile tubes expected by our buyers (to get a sure series). (Please recognize that our catalog doesnt have every one of the goods we make) If you’d like tubes apart from triangular or lemon, please provide drawings or photographs.
2.End yokes We have got many kinds of rapid release yokes and plain bore yoke. I’ll recommend the typical sort to your reference. You may also send drawings or pictures to us in case you cannot discover your item in our catalog.
3. Safety gadgets or clutches I’ll attach the details of safety gadgets for the reference. We’ve by now have Totally free wheel (RA), Ratchet torque limiter(SA), Shear bolt torque limiter(SB), 3types of friction torque limiter (FF,FFS,FCS) and overrunning couplers(adapters) (FAS).
four.For any other a lot more unique requirements with plastic guard, connection system, shade of painting, bundle, and so forth., please come to feel cost-free to allow me know.
Characteristics: 1. We’ve got been specialized in creating, manufacturing drive shaft, steering coupler shaft, universal joints, which have exported on the USA, Europe, Australia and so forth for several years two. Application to all kinds of basic mechanical circumstance 3. Our merchandise are of substantial intensity and rigidity. 4. Heat resistant & Acid resistant five. OEM orders are welcomed The Gearboxes are intended for connecting gear pumps to farm tractor power take offs (PTO).Output pace of electrical power get offs is 540rpm which may be in contrast using the appropriate working speeds of hydraulic pumps.Diverse input working speeds also can be ideal,provided the PTO gearbox output velocity isn’t going to exceed 3000 rpm.
Gears Made in Steel UNI 18 PCR M03.Stub teeth guarantee very high resistance and run very quietly.
Shafts Created in steel UNI 16 CRN4.They are coupled with splined gears and are built to stand the torque values stated inside the catalogue.
Lubrication 90 gear oil must be put within the pto gearbox prior to use, change the oil after the first 60-80 hours and then each 12 months or 1500 hrs which ever falls first.
Maintenance Please examine the oil level by way of the exclusive oil window every single 50 hours.Operating temperatures should really not exceed 120 degrees celcius below continuos duty cycle.
We specializing inside the production of Agricultural Gearbox, PTO Shafts, Sprockets, Fluid Coupling, Worm Gear Reducers, Gears and racks, Roller Chains, Sheave and Pulleys, Planetary Gearboxes, Timing Pulleys, Shaft Collars and even more. Taper Lock vpulley PULLEY V Belt Pulley We offer you substantial excellent Taper Lock Pulley V Belt Pulley in aggressive cost v pulley, v belt pulleys, taper lock pulley,v belt pulleys ,v pulley,v groove pulleys,v groove belt pulley,taper lock pulley,taper lock v belt pulleys,taper lock bushing pulley,taper lock pulleys/ taper bore pulley,substantial v belts pulley,double v belts pulley,cast iron v belt pulleys belt pulley,variable velocity v belt pulley,v belt pulley split pulley,cast iron v belts pulley V-BELT PULLEY INTRODUCE: V- belt pulley of various kinds ( according to variety and width of belts). The material employed is cast iron EN-GJL-250 UNI EN 1561, and for only a couple of kinds it really is steel C45 E UNI EN 10083-1. They’ve got a small prebore that will be machined based on customers?¡¥ needs. Also by far the most frequent varieties are available also with taperlock bore. V BELT PULLEY Specifications a) Vbelt pulley for taper bushing: SPZ, SPA, SPB, SPC b) Adjustable pace V-belt pulleys and variable velocity pulleys c) Flat belt pulleys and conveyor belt pulleys ?¡è AMERICAN Normal: a) Sheaves for taper bushing: 3V, 5V, 8V b) Sheaves for QD bushings: 3V, 5V, 8V c) Sheaves for split taper bushing: 3V, 5V, 8V ?¡è We can Provide THE RANG Size DIAMETER 62MM~2000MM d) Sheaves for 3L, 4L or perhaps a, and 5L or B belts: AK, AKH,2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK e) Adjustable sheaves: poly V-pulley, multi-pitch H, L, J, K and M High quality Timing Pulley Light Fat Industrial Nylon Plastic Pulley V Belt Pulley one.Material: Aluminium alloy,Carton steel, Cast iron, Stainless steel timing belt pulleys two.Surface treament: Anodizing, Blackening, Zinc Plating, Phosphatiing three. Teeth Variety from 9 to 216; O.D. from 10mm to 1000mm; 4. Timing belt pulleys MXL, XL, L, H and XH; T2.5, T5, T10, AT5,AT10; 3M,5M,8M and 14M S3M, S5M, S8M, 14MGT, 8MGT, RPP8M 5. Taper bush and polit bores 6. Timing pulley bar 3M,5M,8M,MXL,XL,L T2.five T5 T10 AT5 and AT10 one) Reliable design and style, suitable for heavy lifting. two) The bearing housing and steel tube are assembled and welded with a concentric automatic. automobile 4) The bearing end is constructed to make sure the roller shaft and bearing is often firmly connected. air compressors 6) Roller and supporting components/materials are produced to DIN/ AFNOR/ FEM/ ASTM/ CEMA regular. belt conveyor drive drum pulley About roller,we are able to make gravity conveyor roller,steel conveyor roller,driving roller,light middle duty conveyor roller,o-belt tapered sleeve roller,gravity tapered roller,polymer sprocket roller and so on. Additional details, please make contact with us. Can be utilized for tractors 3) Cutting on the steel tube and bearing is performed with all the use of a digital automobile device/machine/equipment.. backyard cutter five) Fabrication with the roller is effected by an auto device and 100% examined for its concentricity. welcome your inquiries seven) The casing is produced with extremely composite, anti corrosive alloy. 1) European specifications : a) V-belt pulley for taper bushing: SPZ, SPA, SPB, SPC; as much as 10 grooves
b) Adjustable pace V-belt pulleys and variable velocity pulley
c) Flat belt pulleys and conveyor belt pulleys
two) American specifications:
a) Sheaves for taper bushing: 3V, 5V, 8V
b) Sheaves for QD bushings: 3V, 5V, 8V
c) Sheaves for split taper bushing: 3V, 5V, 8V
d) Sheaves for 3L, 4L or perhaps a, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK
e) Adjustable sheave: poly V-pulley, multi-pitch H, L, J, K and M Why Select Us 1) Encounter in casting for more than 15 years and served clients all close to the entire world. 2) Regular material based on technical drawing 3)Stable good quality 4) On-time delivery five) Aggressive value and great services 6) Good client suggestions from domestic and worldwide marketplace 7) International advanced-level tools for instance CNC, numerical lathes, furnance, welding equipment, CMM and detect &testing tools we made use of to make certain our product?¡¥s quality. 8) OEM services, your demand is our pursued. 9) ISO9001:2008 and TS16949 good quality control 10) Normal: ASTM BS DIN etc
Bush Chains As one of top motor coupling companies, suppliers and exporters of mechanical merchandise, We offer you bush chains and many other products. Manufacturer supplier exporter of bush chains We specializing in the production of Agricultural Gearbox, PTO Shafts, Sprockets, Fluid Coupling, Worm Gear Reducers, Gears and racks, Roller Chains, Sheave and Pulleys, Planetary Gearboxes, Timing Pulleys, Shaft Collars and even more. We now have exported our solutions to customers all-around the entire world and earned a very good reputation because of our superior products top quality and after-sales support. We warmly welcome buyers both at your home and abroad to get hold of us to negotiate enterprise, exchange info and cooperate with us. we are 1 skilled chain factory ,producing both conventional roller chains and nonstandard chains,A and B series roller chain,straight side roller chain,H series of roller chain, motocycle chain ,other roller chain . Zinc-plated,Nickel-plated,Docromet-plated and so on.Comply with the common of ANSI,ISO,DIN,BSetc.and in addition with different attachment. Excellent can be assured! Our solutions have passed ISO:9001 top quality management system and stand the end users?¡¥ ordeal. We dedicate ourselves to manufacture the high-quality goods with competitive rates, we know the industries well, for that reason from layout to materials assortment, until manufacturing method is as much as the large conventional, meanwhile our planning workforce and worldwide staff will ensure the punctual delivery. Timing Bush Chains for Car Engine one. Materials: Stainless steel / Alloy steel / Created to order 2. Surface Therapy: Zinc-Plated / Nickel-Plated / Shot Peening / Blackening 3. Chain Sort: Roller chains, Drive chains,Conveyor Chains, Hollow Pin Chains,Welded chains, Steel Pin Chains, Palm oil chains,Sugar Mill Chains.ect. Transmission Precision Bush Chains A lifting chain is rigging equipment used with hoists, cranes, and winches in material managing applications. An arrangement called a chain sling is usually utilized because the lifting element connecting the hoisting device on the load. A chain sling consists of a master website link and a single or much more chain legs with hooks. Transmission Precision Roller and Bush Chains Utilized industrial transmission roller chains;Industrial and agricultural machinery, which include conveyors,wire¡§C and tube¡§Cdrawing machines, printing presses, cars, motorcycles, and bicycles.It consists of a series of brief cylindrical rollers held collectively by side links.It really is a simple, trusted, and effective usually means of electrical power transmission. Top quality orientation: Above the typical, mainly exported to USA, Europe, Asia etc. Strictly in accordance: ISO/ANSI/DIN regular. Value orientation: Price-performance ratio is extremely large. Stainless Steel Hollow Pin Bush Chains Conveyor Chain Roller transmission bush double flex chain Side Bow Chain The Sleeve Chain/ Bush Chain/motorcycle chain large strength bucket elevator conveyor bush roller chain We are experienced supplier of chains Multi strand sizes readily available; as much as five strand, for select dimension conventional attachment readily available ten.Chains from 04b~16b are with spring clip, other are riveted; cottered style is available for dimension 80 to 240 Stainless steel chain and nickel plated chains is obtainable; particular style and design also out there (i.e., oven conveyor) and we can develop as per materials your requests, commonly stainless steel chains materials is SS304, when you will need SS316 or SS316L etc. it really is obtainable too This bush chain having a decreased variety of parts, has proved for being specifically successful in higher duty, high abrasion application wherever lubrication is just not attainable. Our steel bush chains are actually proving efficiency in mill duty centrifugal discharge elevators inside the harder applications encountered during the cement sector.
2X-Aseries vacuum pump is 2 stage structure. The operation performance consists of 2 parts. high-oressure stage and low-oressure stage. The technical parameter of the pump is 6X10-2 Pa. According to the user’s operation requirements, and this pump is used as a backing pump of roots booster pump.
It is applicable to vacuum coating, vacuum heat treatment, vacuum smelting, vacuum tube, chemicals, packing, forming, health and medical appliances, laboratory, vacuum drying machines and vacuum filtering.
Parameter
Model
2X-4A
2X-8A
2X-15A
2X-30A
2X-70A
2X-100A
Pumping Speed(L/s)
4
8
15
30
70
100
Ultimate Pressure(pa)
≤6X10-2
≤6X10-2
≤6X10-2
≤6X10-2
≤6X10-2
≤6X10-2
Motor Power(Kw)
0.55
1.1
2.2
4
5.5
7.5
Rotary Speed(r/min)
450
320
320
450
420
360
Cooling Type
Natural Cooling
Water Cooling
Noise Level DB(A)
≤65
≤70
≤70
≤70
≤75
≤90
Inlet Diameter(mm)
25
40
50
65
80
90
Outlet Diameter(mm)
30
50
80
85
100
125
Oil Capacity(L)
1
2
2.8
3
4.2
5
Solenoid Valve
DDC-JQ25
DDC-JQ40
DDC-JQ40
DDC-JQ65
DDC-JQ80
DDC-JQ100
Dimensions(mm)
Length
540
790
790
810
910
1130
width
335
430
530
480
650
740
height
380
540
540
560
700
690
Weight(Kg)
60
158
202
230
480
560
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
After-Sale Service Is Available
Warranty:
1 Years
Oil or Not:
Oil Free
Structure:
Rotary Vacuum Pump
Vacuum Degree:
Vacuum
Work Function:
Extraction of Gas
Customization:
Available
|
Types of vacuum pumps
A vacuum pump is a device that draws gas molecules from a sealed volume and leaves a partial vacuum in its wake. Its job is to create a relative vacuum within a specific volume or volume. There are many types of vacuum pumps, including centrifugal, screw and diaphragm.
Forward centrifugal pump
Positive displacement centrifugal vacuum pumps are one of the most commonly used pump types in the oil and gas industry. Their efficiency is limited to a range of materials and can handle relatively high solids concentrations. However, using these pumps has some advantages over other types of pumps. Positive displacement pumps have an enlarged cavity on the suction side and a reduced cavity on the discharge side. This makes them ideal for applications involving high viscosity fluids and high pressures. Their design makes it possible to precisely measure and control the amount of liquid pumped. Positive displacement pumps are also ideal for applications requiring precise metering. Positive displacement pumps are superior to centrifugal pumps in several ways. They can handle higher viscosity materials than centrifuges. These pumps also operate at lower speeds than centrifugal pumps, which makes them more suitable for certain applications. Positive displacement pumps are also less prone to wear. Positive displacement vacuum pumps operate by drawing fluid into a chamber and expanding it to a larger volume, then venting it to the atmosphere. This process happens several times per second. When maximum expansion is reached, the intake valve closes, the exhaust valve opens, and fluid is ejected. Positive displacement vacuum pumps are highly efficient and commonly used in many industries.
Self-priming centrifugal pump
Self-priming centrifugal pumps are designed with a water reservoir to help remove air from the pump. This water is then recirculated throughout the pump, allowing the pump to run without air. The water reservoir can be located above or in front of the impeller. The pump can then reserve water for the initial start. The casing of the pump contains an increasingly larger channel forming a cavity retainer and semi-double volute. When water enters the pump through channel A, it flows back to the impeller through channels B-C. When the pump is started a second time, the water in the pump body will be recirculated back through the impeller. This recycling process happens automatically. These pumps are available in a variety of models and materials. They feature special stainless steel castings that are corrosion and wear-resistant. They can be used in high-pressure applications and their design eliminates the need for inlet check valves and intermediate valves. They can also be equipped with long intake pipes, which do not require activation. Self-priming centrifugal pumps are designed to run on their own, but there are some limitations. They cannot operate without a liquid source. A foot valve or external liquid source can help you start the self-priming pump.
Screw Pump
The mechanical and thermal characteristics of a screw vacuum pump are critical to its operation. They feature a small gap between the rotor and stator to minimize backflow and thermal growth. Temperature is a key factor in their performance, so they have an internal cooling system that uses water that circulates through the pump’s stator channels. The pump is equipped with a thermostatically controlled valve to regulate the water flow. Also includes a thermostatic switch for thermal control. Screw vacuum pumps work by trapping gas in the space between the rotor and the housing. The gas is then moved to the exhaust port, where it is expelled at atmospheric pressure. The tapered discharge end of the screw further reduces the volume of gas trapped in the chamber. These two factors allow the pump to work efficiently and safely. Screw vacuum pumps are designed for a variety of applications. In some applications, the pump needs to operate at very low pressures, such as when pumping large volumes of air. For this application, the SCREWLINE SP pump is ideal. Their low discharge temperature and direct pumping path ensure industrial process uptime. These pumps also feature non-contact shaft seals to reduce mechanical wear. Additionally, they feature a special cantilever bearing arrangement to eliminate potential sources of bearing failure and lubrication contamination. Screw vacuum pumps use an air-cooled screw to generate a vacuum. They are compact, and clean, and have a remote monitoring system with built-in intelligence. By using the app, users can monitor pump performance remotely.
Diaphragm Pump
Diaphragm vacuum pumps are one of the most common types of vacuum pumps found in laboratories and manufacturing facilities. The diaphragm is an elastomeric membrane held in place around the outer diameter. While it is not possible to seal a diaphragm vacuum pump, there are ways to alleviate the problems associated with this design. Diaphragm vacuum pumps are versatile and can be used in a variety of clean vacuum applications. These pumps are commercially available with a built-in valve system, but they can also be modified to include one. Because diaphragm pumps are so versatile, it’s important to choose the right type for the job. Understanding how pumps work will help you match the right pump to the right application. Diaphragm vacuum pumps offer a wide range of advantages, including an extremely long service life. Most diaphragm pumps can last up to ten thousand hours. However, they may be inefficient for processes that require deep vacuum, in which case alternative technologies may be required. Additionally, due to the physics of diaphragm pumps, the size of these pumps may be limited. Also, they are not suitable for high-speed pumping. Diaphragm vacuum pumps are a versatile subset of laboratory pumps. They are popular for their oil-free construction and low maintenance operation. They are available in a variety of styles and have many optional features. In addition to low maintenance operation, they are chemically resistant and can be used with a variety of sample types. However, diaphragm pumps tend to have lower displacements than other vacuum pumps.
Atmospheric pressure is a key factor in a vacuum pump system
Atmospheric pressure is the pressure created by the collision of air molecules. The more they collide, the greater the pressure. This applies to pure gases and mixtures. When you measure atmospheric pressure, the pressure gauge reads about 14.7 psia. The higher the pressure, the greater the force on the gas molecules. The gas entering the vacuum pump system is below atmospheric pressure and may contain entrained liquids. The mechanism of this process can be explained by molecular kinetic energy theory. The theory assumes that gas molecules in the atmosphere have high velocities. The resulting gas molecules will then start moving in random directions, colliding with each other and creating pressure on the walls of the vacuum vessel. Atmospheric pressure is a critical factor in a vacuum pump system. A vacuum pump system is useless without proper atmospheric pressure measurement. The pressure in the atmosphere is the total pressure of all gases, including nitrogen and oxygen. Using total pressure instead of partial pressure can cause problems. The thermal conductivity of various gases varies widely, so working at full pressure can be dangerous. When choosing a vacuum pump, consider its operating range. Some pumps operate at low atmospheric pressure, while others are designed to operate at high or ultra-high pressure. Different types of pumps employ different technologies that enhance their unique advantages.
The screw pump is less efficient in pumping gases with smaller molecular weight
Vacuuming requires a high-quality pump. This type of pump must be able to pump gas of high purity and very low pressure. Screw pumps can be used in laboratory applications and are more efficient when pumping small molecular weight gases. Chemical resistance is critical to pump life. Chemical resistant materials are also available. Chemically resistant wetted materials minimize wear. Gear pumps are more efficient than screw pumps, but are less efficient when pumping lower molecular weight gases. Gear pumps also require a larger motor to achieve the same pumping capacity. Compared to gear pumps, progressive cavity pumps also have lower noise levels and longer service life. In addition, gear pumps have a large footprint and are not suitable for tight spaces. Progressive cavity pumps have two or three screws and a housing and side cover. They are also equipped with gears and bearings. Their mechanical design allows them to operate in high pressure environments with extremely low noise. The progressive cavity pump is a versatile pump that can be used in a variety of applications. Dry screw compressors have different aspect ratios and can operate at high and low pressures. The maximum allowable differential pressure for screw compressors ranges from 0.4 MPa for 3/5 rotors to 1.5 MPa for 4/6 rotors. These numbers need to be determined on a case-by-case basis.
ZheJiang CHINAMFG Machinery Manufacturing Co. , Ltd. is located in HangZhou, ZheJiang .CHINAMFG is a comprehensive screw air compressor
manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop,
a comprehensive first-class exhibition hall and a testing laboratory.
CHINAMFG has excellent mechanical engineering designers, an experienced staff team and a professional management team. The production
concept focuses on energy-saving and is committed to perfecting and improving the technological process in order to get the core technology
of super frequency energy-saving, achieving the characteristics of mute, durability, power saving and safety.
The company has 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD
two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric
portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts. CHINAMFG adheres to the business philosophy of
cooperation and mutual benefit to provide a one-stop service for every customer!
CHINAMFG air compressors not only cover the domestic market but also are exported to more than 20 countries and regions such as South
Africa, Australia, Thailand, Russia, Argentina, Canada and so on. CHINAMFG products have won a good reputation from users for their excellent
quality and style. The company has always adhered to the concept of quality first, service first and dedication to providing every customer with
excellent products and meticulous after-sales service!
CHINAMFG warmly welcome customers to visit our factory and establish a wide range of cooperation!
Frequency Asked Question:
Q1: Are you factory or trade company? A1: We are factory.
Q2: What the exactly address of your factory? A2: Our Factory isLocated in Xihu (West Lake) Dis. County, HangZhou City, ZheJiang Province, China.
Q3: Will you provide spare parts of your products? A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.
Q4: Can you accept OEM orders? A4: Yes, with professional design team, OEM orders are highly welcome.
Q5: How long will you take to arrange production? A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: Warranty terms of your machine? A6: Two years warranty for the machine and technical support always according to your needs.
Q7: Can you provide the best price? A7:According to your order, we will provide you the best price. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
24 Hours
Warranty:
1 Year, 2 Year
Lubrication Style:
Lubricated
Cooling System:
Air Cooling
Power Source:
AC Power
Cylinder Position:
Horizontal
Customization:
Available
|
Can Vacuum Pumps Be Used for Vacuum Packaging?
Yes, vacuum pumps can be used for vacuum packaging. Here’s a detailed explanation:
Vacuum packaging is a method used to remove air from a package or container, creating a vacuum environment. This process helps to extend the shelf life of perishable products, prevent spoilage, and maintain product freshness. Vacuum pumps play a crucial role in achieving the desired vacuum level for effective packaging.
When it comes to vacuum packaging, there are primarily two types of vacuum pumps commonly used:
1. Single-Stage Vacuum Pumps: Single-stage vacuum pumps are commonly used for vacuum packaging applications. These pumps use a single rotating vane or piston to create a vacuum. They can achieve moderate vacuum levels suitable for most packaging requirements. Single-stage pumps are relatively simple in design, compact, and cost-effective.
2. Rotary Vane Vacuum Pumps: Rotary vane vacuum pumps are another popular choice for vacuum packaging. These pumps utilize multiple vanes mounted on a rotor to create a vacuum. They offer higher vacuum levels compared to single-stage pumps, making them suitable for applications that require deeper levels of vacuum. Rotary vane pumps are known for their reliability, consistent performance, and durability.
When using vacuum pumps for vacuum packaging, the following steps are typically involved:
1. Preparation: Ensure that the packaging material, such as vacuum bags or containers, is suitable for vacuum packaging and can withstand the vacuum pressure without leakage. Place the product to be packaged inside the appropriate packaging material.
2. Sealing: Properly seal the packaging material, either by heat sealing or using specialized vacuum sealing equipment. This ensures an airtight enclosure for the product.
3. Vacuum Pump Operation: Connect the vacuum pump to the packaging equipment or directly to the packaging material. Start the vacuum pump to initiate the vacuuming process. The pump will remove the air from the packaging, creating a vacuum environment.
4. Vacuum Level Control: Monitor the vacuum level during the packaging process using pressure gauges or vacuum sensors. Depending on the specific packaging requirements, adjust the vacuum level accordingly. The goal is to achieve the desired vacuum level suitable for the product being packaged.
5. Sealing and Closure: Once the desired vacuum level is reached, seal the packaging material completely to maintain the vacuum environment. This can be done by heat sealing the packaging material or using specialized sealing mechanisms designed for vacuum packaging.
6. Product Labeling and Storage: After sealing, label the packaged product as necessary and store it appropriately, considering factors such as temperature, humidity, and light exposure, to maximize product shelf life.
It’s important to note that the specific vacuum level required for vacuum packaging may vary depending on the product being packaged. Some products may require a partial vacuum, while others may require a more stringent vacuum level. The choice of vacuum pump and the control mechanisms employed will depend on the specific vacuum packaging requirements.
Vacuum pumps are widely used in various industries for vacuum packaging applications, including food and beverage, pharmaceuticals, electronics, and more. They provide an efficient and reliable means of creating a vacuum environment, helping to preserve product quality and extend shelf life.
What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
How Do You Choose the Right Size Vacuum Pump for a Specific Application?
Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:
1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.
2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.
3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.
4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.
5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.
6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.
7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.
8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.
By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.
Air Vacuum Pump Rotary Dry Portable Industrial Mini Scroll Reciprocating Diaphragm Centrifugal Positive Displacement Best Suppliers DC AC Vacuum Pump
air vacuum pump
The air vacuum pump is a venturi-type AC pump that eliminates moisture from air conditioning systems, making it safe and easy to add refrigerant. The air vacuum pump is easy to operate and pulls full vacuum within 2 minutes of being connected to an air line. Includes 1/2 in. CHINAMFG (R134a) and R12 connectors.
Air-driven vacuum pumps work when compressed air passing through an orifice increases its velocity and lowers its air pressure. Ambient air is drawn in through channels in the generator, creating suction and vacuum. The air stream exits through the exhaust. … These operations require vacuum pumps.
Adjustable-Flow Air-Powered Vacuum Pumps
Use the rotating diffuser to alter flow rate. Also known as venturi pumps, these compressed-air-powered pumps are commonly used in vacuum packaging, pick-and-place operations, and end-of-arm robotic tooling. They have no seals or moving parts that can wear down or overheat, and they don’t require lubrication, so there’s no downtime for maintenance. The compact body allows inline installation close to your vacuum point. Maximum flow rate is the rate at which air is pumped before a vacuum is created. Flow rate steadily decreases as the pump generates the vacuum. The larger the tank, the longer it will take to form a vacuum. Tube and fitting ID will also affect flow.
company information
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
Installation Guide 1-Year Warranty
Warranty:
Installation Guide 1-Year Warranty
Oil or Not:
Optional
Structure:
–
Exhauster Method:
–
Vacuum Degree:
–
Samples:
US$ 999/Piece 1 Piece(Min.Order)
|
How can you troubleshoot common issues with AC vacuum pumps?
Troubleshooting common issues with AC (air conditioning) vacuum pumps is essential to maintain their performance and reliability. Here are steps to troubleshoot and address common problems:
No Vacuum Pressure: If the vacuum pump fails to generate adequate pressure, check for the following:
Ensure the pump is properly connected to the AC system’s service ports.
Inspect the vacuum pump’s oil level; low oil levels can affect performance.
Look for leaks in the vacuum hoses, fittings, or service valves and fix them.
Verify that the pump’s intake filter is clean and not clogged.
Excessive Noise: Unusual noise can indicate issues:
Check for loose or damaged parts and tighten or replace them as needed.
Inspect the pump’s vanes and make sure they are in good condition.
Ensure the pump is properly lubricated with the correct type of oil.
Oil Contamination: If the pump oil appears contaminated or dirty:
Check for oil leaks and repair any found.
Replace the pump oil with fresh, clean oil suitable for your vacuum pump.
Slow Evacuation: If the evacuation process takes longer than expected:
Make sure the system being evacuated is properly sealed to prevent air leaks.
Check the vacuum pump’s capacity and ensure it’s appropriate for the system size.
Clean or replace the vacuum pump’s oil filter if clogged.
Oil Leaks: If oil is leaking from the vacuum pump:
Inspect the pump’s gaskets, seals, and connections for damage and replace them if necessary.
Ensure that the pump’s oil drain plug is securely tightened.
Regular maintenance and proper troubleshooting can help keep your AC vacuum pump in good working condition and ensure reliable performance during HVAC system evacuation.
What safety precautions should be taken when using an AC vacuum pump?
When using an AC vacuum pump, it is important to follow proper safety precautions to ensure personal safety and prevent potential hazards. Here’s a detailed explanation of the safety precautions that should be taken when using an AC vacuum pump:
Read the User Manual: Before operating the AC vacuum pump, carefully read and understand the manufacturer’s user manual and instructions. Familiarize yourself with the specific safety guidelines and recommendations provided by the manufacturer.
Protective Gear: Wear appropriate personal protective equipment (PPE) such as safety glasses, gloves, and closed-toe shoes when using the vacuum pump. PPE helps protect against potential hazards, including eye injuries, chemical exposure, or physical injuries during operation.
Ventilation: Ensure that the area where the AC vacuum pump is operated has adequate ventilation. Good ventilation helps prevent the buildup of potentially harmful gases, fumes, or vapors that may be generated during the evacuation process.
Electrical Safety: Follow electrical safety precautions when using the vacuum pump. Ensure that the electrical connections and power supply are in good condition. If the pump is powered by electricity, use grounded outlets and appropriate extension cords as recommended by the manufacturer.
Secure Placement: Place the AC vacuum pump on a stable and level surface to prevent tipping or falling during operation. Ensure that the pump is securely positioned and cannot be easily knocked over.
Proper Use: Use the AC vacuum pump according to its intended purpose and within its specified operational limits. Avoid exceeding the recommended vacuum level or operating duration to prevent equipment damage or potential hazards.
Avoid Overheating: Pay attention to the temperature of the vacuum pump during operation. Some pumps may generate heat, and prolonged use without proper cooling or rest intervals can lead to overheating. Follow the manufacturer’s guidelines for cooling and rest periods, if applicable.
Inspect Hoses and Connections: Regularly inspect the hoses, fittings, and connections associated with the vacuum pump. Ensure that they are in good condition, free from damage or leaks. Tighten any loose connections to maintain proper vacuum integrity and prevent accidents or injuries.
Emergency Stop: Familiarize yourself with the emergency stop or shut-off feature of the AC vacuum pump. In case of an emergency or abnormal operation, know how to quickly and safely stop the pump to avoid further risks or damage.
Training and Experience: Operate the AC vacuum pump only if you have received proper training or have sufficient experience. If you are unfamiliar with its operation or maintenance, seek guidance from a qualified professional or technician.
By following these safety precautions, you can minimize the risk of accidents, injuries, or equipment damage when using an AC vacuum pump. Safety should always be a priority to ensure a safe working environment and protect both yourself and others involved in the operation.
How do you choose the right AC vacuum pump for your needs?
Choosing the right AC vacuum pump for your needs requires considering several factors to ensure optimal performance and compatibility with your specific requirements. Here’s a detailed explanation of the considerations for selecting the right AC vacuum pump:
Vacuum Level: Determine the vacuum level required for your application. Different AC systems or processes may have specific vacuum level requirements. Ensure that the vacuum pump you choose is capable of achieving and maintaining the desired vacuum level.
Pump Capacity: Consider the pumping capacity or speed of the vacuum pump. The pump capacity is typically measured in cubic feet per minute (CFM) or liters per minute (LPM). Choose a pump with a capacity that matches the size and volume of the AC system you will be evacuating. A larger system may require a pump with a higher pumping capacity.
Power Source: Determine the available power source for the vacuum pump. AC vacuum pumps are available in different power options, such as 110V or 220V. Ensure that the power source matches the electrical specifications of your facility or the power outlets available for operation.
Oil or Oil-Free: Decide whether you prefer an oil-lubricated vacuum pump or an oil-free pump. Oil-lubricated pumps generally offer higher vacuum levels and are suitable for more demanding applications. However, they require regular maintenance, such as oil changes, and may not be suitable for applications where oil contamination is a concern. Oil-free pumps are low maintenance and suitable for applications where oil contamination is not acceptable.
Portability and Size: Consider the portability and size of the vacuum pump. If you require mobility or need to transport the pump to different locations, choose a lightweight and compact model. However, if the pump will be stationary in a workshop or facility, a larger and more robust pump may be appropriate.
Quality and Durability: Select a vacuum pump from a reputable manufacturer known for producing high-quality and durable equipment. Read customer reviews, check product specifications, and consider the warranty provided by the manufacturer. A reliable vacuum pump ensures long-term performance and reduces the need for frequent repairs or replacements.
Price and Budget: Determine your budget for the vacuum pump. Consider the features, specifications, and performance requirements within your budget range. It’s important to strike a balance between cost and quality to ensure you get a pump that meets your needs without compromising on reliability and performance.
Additional Features: Consider any additional features or accessories that may be beneficial for your specific application. Some vacuum pumps may include features such as built-in gauges, digital displays, or automatic shut-off mechanisms. These features can enhance convenience, monitoring capabilities, and safety during the evacuation process.
By carefully evaluating these factors, you can choose an AC vacuum pump that matches your specific needs and ensures efficient and effective evacuation of your AC systems or other applications that require vacuum generation.
Wallboge is a high-tech enterprise and is considered 1 of the leading manufacturers of air compressor products in China. Our goal is to provide exceptional customer service coupled with quality products and energy saving solutions.
Wallboge’ s primary businesses focus in following key areas:
Integrated screw air compressor for laser cutting Permanent magnet variable frequency screw air compressor Two-stage compression permanent magnet variable frequency screw air compressor Low pressure two-stage compression permanent magnet variable frequency screw air compressor Low pressure permanent magnet variable frequency screw air compressor Water-lubricated oil-free screw air compressor Fixed speed screw air compressor Oil-free screw blower Screw vacuum pump
At Wallboge, we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air products for all industries. All of our products are designed for reliable performance, easy maintenance, and maximum energy efficiency. CHINAMFG has been exporting to more than 150 countries across the globe.
CHINAMFG continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly. Wallboge’ s vision is to be a world-renowned high-end energy-saving machinery brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff, committed to continuously satisfying the needs of global companies by providing a full range of industrial air compression solutions.
Certifications
Exhibitions
After Sales Service
1. 24/7 after sales service in different languages. 2. Online instruction for installation and commissioning. 3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center. 4. CHINAMFG agents and after sales service available.
Our Advantages
1. Proven product quality. 2. Factory direct prices. 3. On-time delivery. 4. Prompt technical support in different languages before sales, in sales and after sales. 5. Small orders accepted to check quality first. 6. OEM & ODM service available.
FAQ
Q1: Are you a factory or a trading company? A1: We are a factory. Please check our Company Profile.
Q2: What is the exact address of your factory? A2: No. 588, East Tonggang Road, Shaxi Town, HangZhou City, ZheJiang Province, China
Q3: What is your delivery time? A3: For standard voltage, the delivery time is 15 working days after you confirm the order. For non-standard voltage, please contact our sales to confirm the delivery time.
Q4: What kind of payment terms do you accept? A4: We accept T/T, L/C at sight.
Q5: How long is the warranty of your air compressor? A5: 2 years for the whole air compressor except consumable spare parts.
Q6: How long could your air compressor be used? A6: Generally, more than 10 years.
Q7: What is your MOQ requirement? A7: 1 unit.
Q8: Can you offer OEM & ODM service? A8: Yes, with a professional design team, we can offer OEM & ODM service.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
You can apply for a refund up to 30 days after receipt of the products.
How Do You Maintain and Troubleshoot Vacuum Pumps?
Maintaining and troubleshooting vacuum pumps is essential to ensure their optimal performance and longevity. Here’s a detailed explanation:
Maintenance of Vacuum Pumps:
1. Regular Inspection: Perform regular visual inspections of the pump to check for any signs of damage, leaks, or abnormal wear. Inspect the motor, belts, couplings, and other components for proper alignment and condition.
2. Lubrication: Follow the manufacturer’s guidelines for lubrication. Some vacuum pumps require regular oil changes or lubrication of moving parts. Ensure that the correct type and amount of lubricant are used.
3. Oil Level Check: Monitor the oil level in oil-sealed pumps and maintain it within the recommended range. Add or replace oil as necessary, following the manufacturer’s instructions.
4. Filter Maintenance: Clean or replace filters regularly to prevent clogging and ensure proper airflow. Clogged filters can impair pump performance and increase energy consumption.
5. Cooling System: If the vacuum pump has a cooling system, inspect it regularly for cleanliness and proper functioning. Clean or replace cooling components as needed to prevent overheating.
6. Seals and Gaskets: Check the seals and gaskets for signs of wear or leakage. Replace any damaged or worn seals promptly to maintain airtightness.
7. Valve Maintenance: If the vacuum pump includes valves, inspect and clean them regularly to ensure proper operation and prevent blockages.
8. Vibration and Noise: Monitor the pump for excessive vibration or unusual noise, which may indicate misalignment, worn bearings, or other mechanical issues. Address these issues promptly to prevent further damage.
Troubleshooting Vacuum Pump Problems:
1. Insufficient Vacuum Level: If the pump is not achieving the desired vacuum level, check for leaks in the system, improper sealing, or worn-out seals. Inspect valves, connections, and seals for leaks and repair or replace as needed.
2. Poor Performance: If the pump is not providing adequate performance, check for clogged filters, insufficient lubrication, or worn-out components. Clean or replace filters, ensure proper lubrication, and replace worn parts as necessary.
3. Overheating: If the pump is overheating, check the cooling system for blockages or insufficient airflow. Clean or replace cooling components and ensure proper ventilation around the pump.
4. Excessive Noise or Vibration: Excessive noise or vibration may indicate misalignment, worn bearings, or other mechanical issues. Inspect and repair or replace damaged or worn parts. Ensure proper alignment and balance of rotating components.
5. Motor Issues: If the pump motor fails to start or operates erratically, check the power supply, electrical connections, and motor components. Test the motor using appropriate electrical testing equipment and consult an electrician or motor specialist if necessary.
6. Excessive Oil Consumption: If the pump is consuming oil at a high rate, check for leaks or other issues that may be causing oil loss. Inspect seals, gaskets, and connections for leaks and repair as needed.
7. Abnormal Odors: Unusual odors, such as a burning smell, may indicate overheating or other mechanical problems. Address the issue promptly and consult a technician if necessary.
8. Manufacturer Guidelines: Always refer to the manufacturer’s guidelines and recommendations for maintenance and troubleshooting specific to your vacuum pump model. Follow the prescribed maintenance schedule and seek professional assistance when needed.
By following proper maintenance procedures and promptly addressing any troubleshooting issues, you can ensure the reliable operation and longevity of your vacuum pump.
What Is the Role of Vacuum Pumps in Pharmaceutical Manufacturing?
Vacuum pumps play a crucial role in various aspects of pharmaceutical manufacturing. Here’s a detailed explanation:
Vacuum pumps are extensively used in pharmaceutical manufacturing processes to support a range of critical operations. Some of the key roles of vacuum pumps in pharmaceutical manufacturing include:
1. Drying and Evaporation: Vacuum pumps are employed in drying and evaporation processes within the pharmaceutical industry. They facilitate the removal of moisture or solvents from pharmaceutical products or intermediates. Vacuum drying chambers or evaporators utilize vacuum pumps to create low-pressure conditions, which lower the boiling points of liquids, allowing them to evaporate at lower temperatures. By applying vacuum, moisture or solvents can be efficiently removed from substances such as active pharmaceutical ingredients (APIs), granules, powders, or coatings, ensuring the desired product quality and stability.
2. Filtration and Filtrate Recovery: Vacuum pumps are used in filtration processes for the separation of solid-liquid mixtures. Vacuum filtration systems typically employ a filter medium, such as filter paper or membranes, to retain solids while allowing the liquid portion to pass through. By applying vacuum to the filtration apparatus, the liquid is drawn through the filter medium, leaving behind the solids. Vacuum pumps facilitate efficient filtration, speeding up the process and improving product quality. Additionally, vacuum pumps can aid in filtrate recovery by collecting and transferring the filtrate for further processing or reuse.
3. Distillation and Purification: Vacuum pumps are essential in distillation and purification processes within the pharmaceutical industry. Distillation involves the separation of liquid mixtures based on their different boiling points. By creating a vacuum environment, vacuum pumps lower the boiling points of the components, allowing them to vaporize and separate more easily. This enables efficient separation and purification of pharmaceutical compounds, including the removal of impurities or the isolation of specific components. Vacuum pumps are utilized in various distillation setups, such as rotary evaporators or thin film evaporators, to achieve precise control over the distillation conditions.
4. Freeze Drying (Lyophilization): Vacuum pumps are integral to the freeze drying process, also known as lyophilization. Lyophilization is a dehydration technique that involves the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. Vacuum pumps create a low-pressure environment in freeze drying chambers, allowing the frozen product to undergo sublimation. During sublimation, the frozen water or solvent directly transitions from the solid phase to the vapor phase, bypassing the liquid phase. Vacuum pumps facilitate efficient and controlled sublimation, leading to the production of stable, shelf-stable pharmaceutical products with extended shelf life.
5. Tablet and Capsule Manufacturing: Vacuum pumps are utilized in tablet and capsule manufacturing processes. They are involved in the creation of vacuum within tablet presses or capsule filling machines. By applying vacuum, the air is removed from the die cavity or capsule cavity, allowing for the precise filling of powders or granules. Vacuum pumps contribute to the production of uniform and well-formed tablets or capsules by ensuring accurate dosing and minimizing air entrapment, which can affect the final product quality.
6. Sterilization and Decontamination: Vacuum pumps are employed in sterilization and decontamination processes within the pharmaceutical industry. Autoclaves and sterilizers utilize vacuum pumps to create a vacuum environment before introducing steam or chemical sterilants. By removing air or gases from the chamber, vacuum pumps assist in achieving effective sterilization or decontamination by enhancing the penetration and distribution of sterilants. Vacuum pumps also aid in the removal of sterilants and residues after the sterilization process is complete.
It’s important to note that different types of vacuum pumps, such as rotary vane pumps, dry screw pumps, or liquid ring pumps, may be utilized in pharmaceutical manufacturing depending on the specific requirements of the process and the compatibility with pharmaceutical products.
In summary, vacuum pumps play a vital role in various stages of pharmaceutical manufacturing, including drying and evaporation, filtration and filtrate recovery, distillation and purification, freeze drying (lyophilization), tablet and capsule manufacturing, as well as sterilization and decontamination. By enabling efficient and controlled processes, vacuum pumps contribute to the production of high-quality pharmaceutical products, ensuring the desired characteristics, stability, and safety.
What Is a Vacuum Pump, and How Does It Work?
A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation:
A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump:
1. Sealed Chamber:
The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space.
2. Inlet and Outlet:
The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas.
3. Mechanical Action:
The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose:
– Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps.
– Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps.
– Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps.
4. Gas Evacuation:
As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet.
5. Exhaust or Collection:
Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application.
6. Pressure Control:
Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range.
7. Monitoring and Safety:
Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions.
It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements.
In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.
1.Exhaust Path Is Short, Reduce The Deposition Of Reactants. Comparing with other types of dry vacuum pump,DENAIR screw vacuum pump has the shortest gas path in the vacuum pump and that could reduce the contamination of process gas. Screw rotors can play as a powder transmission mechanism,we runs well even there has lots of contamination inside the pump.
2.The Optimal Linear Sealing, The Pump Performance. Patented rotor profile can provide rotor excellent sealing effects thus a larger clearance is allowable in between.Pump rotor wesring and rotor jam by the process contamination can be reduced by larger allowable clearcance.
3.Simple Structure, Low Fault Rate And Easy Maintenance Screw type vacuum is composed by a pair of screw rotor and isolation plates are required in different between rotors and isolation plates can also be avoided.Overhaul CHINAMFG dry pump is much easier than other type of dry pump,so the erpair time is shorter and the cost is saver.
4.Microcomputer Operation, Remote Monitoring, Considerate Protection Microprocessor controller provides lots of pump parameters for running status monitoring.Pump can be easily operated and monitored by the operation panel.Remote control software can help the customer monitor the pump running status remotely.
DS Vacuum Pump Speed Curve
Advantages
1.Special cooling liquid cooling, to avoid the cooling water may cause corrosion to the hull.
2.Mobile operation interface, convenient operation; Display and the actual work of vacuum pump and can be selected to both languages, according to the real close to the customer.
3.Catch the power connector, safe and convenient.
4.The nitrogen gas heater, make the vacuum pump is more suitable for CVD, PECVD and other semiconductor technique process. 5.The control signals and communication signal interface, remote monitoring was carried out on the vacuum.
Application
1.The health care industry.
2.Lighting industry.
3.A variety of analytical instruments.
4.Electronics, semiconductor industry.
5.The power industry.
6.Refrigeration industry.
Technical Prameters
Type
Unit
DS180
DS250
DS360
DS540
DS720
50Hz
60Hz
50Hz
60Hz
50Hz
60Hz
50Hz
60Hz
50Hz
60Hz
Pumping speed
m3/hr
180
216
250
3, China And our factory is located in No.386,YangzhuangBang Street,Pingxing Rd.,Xindai Town,HangZhou,ZHangZhoug Province, China
Q3: Warranty terms of your machine? A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines? A4: Yes, of course.
Q5: How long will you take to arrange production? A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days
Q6: Can you accept OEM orders? A6: Yes, with professional design team, OEM orders are highly welcome.
Contact DENAIR
Company Name: ZheJiang CHINAMFG Compressor Co., Ltd
Website: shdenair
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Oil or Not:
Oil Free
Structure:
Rotary Vacuum Pump
Exhauster Method:
Positive Displacement Pump
Vacuum Degree:
Vacuum
Work Function:
Mainsuction Pump
Working Conditions:
Dry
Customization:
Available
|
What Are the Advantages of Using Oil-Sealed Vacuum Pumps?
Oil-sealed vacuum pumps offer several advantages in various applications. Here’s a detailed explanation:
1. High Vacuum Performance: Oil-sealed vacuum pumps are known for their ability to achieve high levels of vacuum. They can create and maintain deep vacuum levels, making them suitable for applications that require a low-pressure environment. The use of oil as a sealing and lubricating medium helps in achieving efficient vacuum performance.
2. Wide Operating Range: Oil-sealed vacuum pumps have a wide operating range, allowing them to handle a broad spectrum of vacuum levels. They can operate effectively in both low-pressure and high-vacuum conditions, making them versatile for different applications across various industries.
3. Efficient and Reliable Operation: These pumps are known for their reliability and consistent performance. The oil-sealed design provides effective sealing, preventing air leakage and maintaining a stable vacuum level. They are designed to operate continuously for extended periods without significant performance degradation, making them suitable for continuous industrial processes.
4. Contamination Handling: Oil-sealed vacuum pumps are effective in handling certain types of contaminants that may be present in the process gases or air being evacuated. The oil acts as a barrier, trapping and absorbing certain particulates, moisture, and chemical vapors, preventing them from reaching the pump mechanism. This helps protect the pump internals from potential damage and contributes to the longevity of the pump.
5. Thermal Stability: The presence of oil in these pumps helps in dissipating heat generated during operation, contributing to their thermal stability. The oil absorbs and carries away heat, preventing excessive temperature rise within the pump. This thermal stability allows for consistent performance even during prolonged operation and helps protect the pump from overheating.
6. Noise Reduction: Oil-sealed vacuum pumps generally operate at lower noise levels compared to other types of vacuum pumps. The oil acts as a noise-damping medium, reducing the noise generated by the moving parts and the interaction of gases within the pump. This makes them suitable for applications where noise reduction is desired, such as laboratory environments or noise-sensitive industrial settings.
7. Versatility: Oil-sealed vacuum pumps are versatile and can handle a wide range of gases and vapors. They can effectively handle both condensable and non-condensable gases, making them suitable for diverse applications in industries such as chemical processing, pharmaceuticals, food processing, and research laboratories.
8. Cost-Effective: Oil-sealed vacuum pumps are often considered cost-effective options for many applications. They generally have a lower initial cost compared to some other types of high-vacuum pumps. Additionally, the maintenance and operating costs are relatively lower, making them an economical choice for industries that require reliable vacuum performance.
9. Simplicity and Ease of Maintenance: Oil-sealed vacuum pumps are relatively simple in design and easy to maintain. Routine maintenance typically involves monitoring oil levels, changing the oil periodically, and inspecting and replacing worn-out parts as necessary. The simplicity of maintenance procedures contributes to the overall cost-effectiveness and ease of operation.
10. Compatibility with Other Equipment: Oil-sealed vacuum pumps are compatible with various process equipment and systems. They can be easily integrated into existing setups or used in conjunction with other vacuum-related equipment, such as vacuum chambers, distillation systems, or industrial process equipment.
These advantages make oil-sealed vacuum pumps a popular choice in many industries where reliable, high-performance vacuum systems are required. However, it’s important to consider specific application requirements and consult with experts to determine the most suitable type of vacuum pump for a particular use case.
How Do Vacuum Pumps Assist in Freeze-Drying Processes?
Freeze-drying, also known as lyophilization, is a dehydration technique used in various industries, including pharmaceutical manufacturing. Vacuum pumps play a crucial role in facilitating freeze-drying processes. Here’s a detailed explanation:
During freeze-drying, vacuum pumps assist in the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. The freeze-drying process involves three main stages: freezing, primary drying (sublimation), and secondary drying (desorption).
1. Freezing: In the first stage, the pharmaceutical product is frozen to a solid state. Freezing is typically achieved by lowering the temperature of the product below its freezing point. The frozen product is then placed in a vacuum chamber.
2. Primary Drying (Sublimation): Once the product is frozen, the vacuum pump creates a low-pressure environment within the chamber. By reducing the pressure, the boiling point of water or solvents present in the frozen product is lowered, allowing them to transition directly from the solid phase to the vapor phase through a process called sublimation. Sublimation bypasses the liquid phase, preventing potential damage to the product’s structure.
The vacuum pump maintains a low-pressure environment by continuously removing the water vapor or solvent vapor generated during sublimation. The vapor is drawn out of the chamber, leaving behind the freeze-dried product. This process preserves the product’s original form, texture, and biological activity.
3. Secondary Drying (Desorption): After the majority of the water or solvents have been removed through sublimation, the freeze-dried product may still contain residual moisture or solvents. In the secondary drying stage, the vacuum pump continues to apply vacuum to the chamber, but at a higher temperature. The purpose of this stage is to remove the remaining moisture or solvents through evaporation.
The vacuum pump maintains the low-pressure environment, allowing the residual moisture or solvents to evaporate at a lower temperature than under atmospheric pressure. This prevents potential thermal degradation of the product. Secondary drying further enhances the stability and shelf life of the freeze-dried pharmaceutical product.
By creating and maintaining a low-pressure environment, vacuum pumps enable efficient and controlled sublimation and desorption during the freeze-drying process. They facilitate the removal of water or solvents while minimizing the potential damage to the product’s structure and preserving its quality. Vacuum pumps also contribute to the overall speed and efficiency of the freeze-drying process by continuously removing the vapor generated during sublimation and evaporation. The precise control provided by vacuum pumps ensures the production of stable and high-quality freeze-dried pharmaceutical products.
How Are Vacuum Pumps Different from Air Compressors?
Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:
1. Function:
– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.
– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.
2. Pressure Range:
– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.
– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.
3. Applications:
– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.
– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.
4. Design and Mechanism:
– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.
– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.
5. Direction of Air/Gas Flow:
– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.
– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.
While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.
A typical rotary vacuum pump is comprised of a housing, a rotor and a series of radially moving vanes, which come in dry-running or lubricated versions (the latter are the most commonly used in the majority of industrial applications). The rotor is generally the only continuously moving vane vacuum pump part. There’s also a working chamber inside the housing, which is divided into 2 separate compartments by the rotor and vanes. Many vane vacuum pumps also include an inlet valve as a safety feature.
Rotary vane vacuum pumps are available in single-stage and two-stage versions. The stages refer to the number of times that compression actually occurs. Two-stage pumps are also able to attain a lower pressure than single-stage pumps, due to the fact that gas is only admitted during the high pressure stage.
Rotary vane vacuum pumps are ideally suited for a wide range of low and medium vacuum applications such as general and chemical laboratory, analytics, CHINAMFG drying, process engineering and more. A rotary vane pump works via positive displacement, which is when volumes of air or gas are confined within a closed space and are compressed when the space is mechanically reduced.
Product Parameters
Product Model
50/60Hz
RH063
Pumping Speed
50Hz
63m³/H
60Hz
76m³/H
Ultimate Pressure
mbar
0.1
Inlet Diameter
G1 1/4”
Voltage
50Hz
220-240/345-415V
60Hz
220-275/380-480V
Motor Power
kW
2.2
Current (A)
50Hz
8.5/4.9
60Hz
9.2/5.3
Rotate Speed
r/min
1440/1720
Noise Level
dB
63
Oil Volume
L
2.0
Net Weight
kg
55
Our Advantages
1.The whole body are painted by baking paint.
2.The pump are manufactured under high quality standard.
vacuum pump and compressor are high-efficiency and energy-saving products developed by our factory on the basis of years of scientific research achievements and production experience, combined with advanced technology of imported products. It is usually used to pump gases that do not contain CHINAMFG particles, are insoluble in water, and are not corrosive to create vacuum and pressure in closed containers. By changing the structural material, it can also be used to pump corrosive gas or use corrosive liquid as working fluid. Widely used in paper making, chemical, petrochemical, light industry, pharmaceutical, food, metallurgy, building materials, stone tools, coal washing, mineral processing, fertilizer and other industries.
Company Profile
Packaging & Shipping
Certifications
FAQ
Q: Can you design and make customized vacuum systems? A: Yes, we are good for this.
Q: What is your MOQ? A: 1 piece or 1 set.
Q: How about your delivery time? A: 5-10 working days for the standard vacuum pump if the quantity is below 20 pieces, 20-30 working days for the conventional vacuum system with less than 5 sets. For more quantity or special requirements, please contact us to check the lead time.
Q: What are your payment terms? A: By T/T, 50% advance payment/deposit and 50% paid before shipment.
Q: How about the warranty? A: We offer 1-year warranty (except for the wearing parts).
Q: How about the service? A: We offer remote video technical support. We can send the service engineer to the site for some special requirements.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
After-Sale Service Is Available
Oil or Not:
Oil
Structure:
Rotary Vacuum Pump
Exhauster Method:
Positive Displacement Pump
Vacuum Degree:
Vacuum
Working Conditions:
Dry
Customization:
Available
|
How Do You Maintain and Troubleshoot Vacuum Pumps?
Maintaining and troubleshooting vacuum pumps is essential to ensure their optimal performance and longevity. Here’s a detailed explanation:
Maintenance of Vacuum Pumps:
1. Regular Inspection: Perform regular visual inspections of the pump to check for any signs of damage, leaks, or abnormal wear. Inspect the motor, belts, couplings, and other components for proper alignment and condition.
2. Lubrication: Follow the manufacturer’s guidelines for lubrication. Some vacuum pumps require regular oil changes or lubrication of moving parts. Ensure that the correct type and amount of lubricant are used.
3. Oil Level Check: Monitor the oil level in oil-sealed pumps and maintain it within the recommended range. Add or replace oil as necessary, following the manufacturer’s instructions.
4. Filter Maintenance: Clean or replace filters regularly to prevent clogging and ensure proper airflow. Clogged filters can impair pump performance and increase energy consumption.
5. Cooling System: If the vacuum pump has a cooling system, inspect it regularly for cleanliness and proper functioning. Clean or replace cooling components as needed to prevent overheating.
6. Seals and Gaskets: Check the seals and gaskets for signs of wear or leakage. Replace any damaged or worn seals promptly to maintain airtightness.
7. Valve Maintenance: If the vacuum pump includes valves, inspect and clean them regularly to ensure proper operation and prevent blockages.
8. Vibration and Noise: Monitor the pump for excessive vibration or unusual noise, which may indicate misalignment, worn bearings, or other mechanical issues. Address these issues promptly to prevent further damage.
Troubleshooting Vacuum Pump Problems:
1. Insufficient Vacuum Level: If the pump is not achieving the desired vacuum level, check for leaks in the system, improper sealing, or worn-out seals. Inspect valves, connections, and seals for leaks and repair or replace as needed.
2. Poor Performance: If the pump is not providing adequate performance, check for clogged filters, insufficient lubrication, or worn-out components. Clean or replace filters, ensure proper lubrication, and replace worn parts as necessary.
3. Overheating: If the pump is overheating, check the cooling system for blockages or insufficient airflow. Clean or replace cooling components and ensure proper ventilation around the pump.
4. Excessive Noise or Vibration: Excessive noise or vibration may indicate misalignment, worn bearings, or other mechanical issues. Inspect and repair or replace damaged or worn parts. Ensure proper alignment and balance of rotating components.
5. Motor Issues: If the pump motor fails to start or operates erratically, check the power supply, electrical connections, and motor components. Test the motor using appropriate electrical testing equipment and consult an electrician or motor specialist if necessary.
6. Excessive Oil Consumption: If the pump is consuming oil at a high rate, check for leaks or other issues that may be causing oil loss. Inspect seals, gaskets, and connections for leaks and repair as needed.
7. Abnormal Odors: Unusual odors, such as a burning smell, may indicate overheating or other mechanical problems. Address the issue promptly and consult a technician if necessary.
8. Manufacturer Guidelines: Always refer to the manufacturer’s guidelines and recommendations for maintenance and troubleshooting specific to your vacuum pump model. Follow the prescribed maintenance schedule and seek professional assistance when needed.
By following proper maintenance procedures and promptly addressing any troubleshooting issues, you can ensure the reliable operation and longevity of your vacuum pump.
Considerations for Selecting a Vacuum Pump for Cleanroom Applications
When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:
Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:
1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.
2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.
3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.
4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.
5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.
6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.
7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.
In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.
How Do You Choose the Right Size Vacuum Pump for a Specific Application?
Choosing the right size vacuum pump for a specific application involves considering several factors to ensure optimal performance and efficiency. Here’s a detailed explanation:
1. Required Vacuum Level: The first consideration is the desired vacuum level for your application. Different applications have varying vacuum level requirements, ranging from low vacuum to high vacuum or even ultra-high vacuum. Determine the specific vacuum level needed, such as microns of mercury (mmHg) or pascals (Pa), and choose a vacuum pump capable of achieving and maintaining that level.
2. Pumping Speed: The pumping speed, also known as the displacement or flow rate, is the volume of gas a vacuum pump can remove from a system per unit of time. It is typically expressed in liters per second (L/s) or cubic feet per minute (CFM). Consider the required pumping speed for your application, which depends on factors such as the volume of the system, the gas load, and the desired evacuation time.
3. Gas Load and Composition: The type and composition of the gas or vapor being pumped play a significant role in selecting the right vacuum pump. Different pumps have varying capabilities and compatibilities with specific gases. Some pumps may be suitable for pumping only non-reactive gases, while others can handle corrosive gases or vapors. Consider the gas load and its potential impact on the pump’s performance and materials of construction.
4. Backing Pump Requirements: In some applications, a vacuum pump may require a backing pump to reach and maintain the desired vacuum level. A backing pump provides a rough vacuum, which is then further processed by the primary vacuum pump. Consider whether your application requires a backing pump and ensure compatibility and proper sizing between the primary pump and the backing pump.
5. System Leakage: Evaluate the potential leakage in your system. If your system has significant leakage, you may need a vacuum pump with a higher pumping speed to compensate for the continuous influx of gas. Additionally, consider the impact of leakage on the required vacuum level and the pump’s ability to maintain it.
6. Power Requirements and Operating Cost: Consider the power requirements of the vacuum pump and ensure that your facility can provide the necessary electrical supply. Additionally, assess the operating cost, including energy consumption and maintenance requirements, to choose a pump that aligns with your budget and operational considerations.
7. Size and Space Constraints: Take into account the physical size of the vacuum pump and whether it can fit within the available space in your facility. Consider factors such as pump dimensions, weight, and the need for any additional accessories or support equipment.
8. Manufacturer’s Recommendations and Expert Advice: Consult the manufacturer’s specifications, guidelines, and recommendations for selecting the right pump for your specific application. Additionally, seek expert advice from vacuum pump specialists or engineers who can provide insights based on their experience and knowledge.
By considering these factors and evaluating the specific requirements of your application, you can select the right size vacuum pump that meets the desired vacuum level, pumping speed, gas compatibility, and other essential criteria. Choosing the appropriate vacuum pump ensures efficient operation, optimal performance, and longevity for your application.
CBF liquid ring/ water ring vacuum pump is a new-generation replacement of 2BE1 pump, handling air or gas without solids and working-liquid-insoluble or slightly soluble.
Advantages
More energy-saving than 2BE1 pumps when operating at 200-1013 mbar.
High reliability because of much lower impeller linear speed and lower noise.
Unique structure
(1) A flexible valve plate make it possible that discharge angle adjusts automatically with high
efficiency at all time.
(2) An automatic drain valve protects the pump from overload by controlling water level.
(3) Cooled working liquid can be primed into the pump by itself.
(4) Partition wall type pump casing.
(5) Split type packing gland can be easily removed for service.
Working principle Model Notation Performance curves and installation drawings
Company Information
FAQ
1 — What about the material of the pump?
— Besides the standard material, the wetted ends can be in different stainless steel to meet various
requirements.
SEBF macromolecular ceramic coating can also be available for rigorous processing applications
where corrosion resistance is strictly required. This technology will also significantly reduce the
deposit formation due to its smooth surfaces after SEBF being coated CZPT the wetted parts.
2 — Could CBF pumps replace 2BE1 directly?
— If you are seeking the replacement of your existing 2BE1 pumps which is operating at 200 to 1013
mbar, we can provide a suitable CBF ones with no need of chaning the pipings.
The energy will be saved and the reconstruction cost is reduced, just like kill 2 birds with one
stone.
3 — What are the pumps mainly applied in?
— Negative pressure dedusting in power industry;
Vacuum distillation, crystallizing in petrochemical industry;
Vacuum systems in tabacco industry;
Vacuum systems and de-aeration in paper making industry;
Varying adsorption in gas making;
Vacuum floatation and filtration in fuels sector and mine;
Methane removing from coal bed in coal mine.
Click Here For More Products
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Oil or Not:
Oil Free
Vacuum Degree:
Vacuum
Warranty:
1 Year
Customized Support:
OEM, ODM
Application:
Water Solutions, Industrial Utilities, Irrigation
Power Source:
Electric
Samples:
US$ 5000/Piece 1 Piece(Min.Order)
|
Select vacuum pump
When choosing a vacuum pump, there are several things to consider. Diaphragm, scroll and Roots pumps are available. These pumps work similarly to each other, but they have some notable differences. Learn more about each type to make the right decision for your needs.
Diaphragm vacuum pump
Diaphragm vacuum pumps are very reliable and efficient for moving liquids. They are also compact and easy to handle. They can be used in a variety of applications, from laboratory workstations to large vacuum ovens. Diaphragm vacuum pumps are available worldwide. Advantages of this pump include low noise and corrosion resistance. Diaphragm vacuum pumps work by increasing the chamber volume and decreasing the pressure. The diaphragm draws fluid into the chamber, diverting it back when it returns to its starting position. This hermetic seal allows them to transfer fluids without the need for lubricants. Diaphragm vacuum pumps are the most efficient cleaning option and are easy to maintain. They do not produce oil, waste water or particles, which are common problems with other types of pumps. In addition, diaphragm pumps are low maintenance and have no sliding parts in the air path. The simple design of diaphragm vacuum pumps makes them popular in laboratories. Oil-free construction makes it an economical option and is available in a variety of styles. They also have a variety of optional features. Diaphragm pumps are also chemically resistant, making them ideal for chemical laboratories. Diaphragm vacuum pumps have speeds ranging from a few microns per minute (m3/h) to several m3/h. Some models have variable speed motors that reduce pumping speed when not in use. This feature extends their service interval. Standard diaphragm pumps are also popular in pharmaceutical and medical procedures. In addition, they are used in vacuum mattresses and cushions.
Scroll vacuum pump
Dry scroll vacuum pumps have many advantages over other types of vacuum pumps. Its compact design makes it ideal for a variety of general-purpose vacuum applications. They also offer oil-free operation. Additionally, many of these pumps feature chemically resistant PTFE components for increased chemical resistance. These pumps are used in a variety of environments including laboratories, OEM equipment, R&D and medical applications. The single-stage design of these pumps makes them versatile and cost-effective. They are also suitable for a range of high field and radiation environments. Scroll pumps are also available in electronics-free and three-phase versions. Oil-free scroll vacuum pumps are an excellent choice for those who don’t want the noise and mess associated with reciprocating pumps. Oil-free scroll pumps contain two helical scrolls interwoven in a helical motion that creates strong suction and directs steam to the exhaust. Because they do not require oil, they require minimal maintenance and downtime. Oil-free scroll vacuum pumps are suitable for low to medium vacuum systems. Their durability and flexibility also make them suitable for many other applications. While they are often associated with dry vacuum pumps, they can also be used in chemical and analytical applications. Oil-free scroll pumps are also considered environmentally friendly. The HiScroll range consists of three dry-sealed scroll pumps with nominal pumping speeds ranging from 6 to 20 m3/h. They feature advanced cutting edge sealing technology and reduce power requirements. They are also compact and noiseless, making them an excellent choice in quiet work environments.
Roots Pump
Roots vacuum pumps are an important part of vacuum systems in various industries. These pumps are used to generate high vacuum in a variety of applications including degassing, rolling and vacuum metallurgy. They are also used in vacuum distillation, concentration and drying in the pharmaceutical, food and chemical industries. These pumps are made of non-magnetized rotors that sit in the vacuum of the drive shaft. In addition, the stator coils are fan-cooled, eliminating the need for shaft seals. These pumps are typically used in applications involving high purity and toxic gases. The theoretical pumping speed of a Roots pump depends on the gas type and outlet pressure. Depending on the size and power of the pump, it can range from 200 cubic meters per hour (m3/h) to several thousand cubic meters per hour. Typical Roots pumps have pumping speeds between 10 and 75. Roots pumps are designed to reach high pressures in a relatively short period of time. This enables them to significantly reduce vacation time. Their compact design also makes them quiet. They also require no oil or moving parts, making them ideal for a variety of applications. However, they also have some limitations, including relatively high service costs and poor pumping performance at atmospheric pressure. The RUVAC Roots pump is a versatile and efficient vacuum pump. It is based on the dry compressor roots principle already used in many vacuum technologies. This principle has been used in many different applications, including vacuum furnaces and vacuum coating. The combination of the Roots pump and the backing vacuum pump will increase the pumping speed at low pressure and expand the working range of the backing vacuum pump.
Electric vacuum pump
Electric vacuum pumps have many applications. They help move waste and debris in various processes and also help power instruments. These pumps are used in the automotive, scientific and medical industries. However, there are some important factors to consider before buying. In this article, we will discuss some important factors to consider. First, you should consider the base pressure of the pump. Some pumps can reach a base pressure of 1 mbar when new, while others can reach a base pressure of 1 x 10-5 mbar. The higher the base pressure, the more energy is required to reverse atmospheric pressure. Another important consideration is noise. Electric vacuum pumps need to be quiet. Especially for hybrid and electric vehicles, low noise is very important. Therefore, electric vacuum pumps with low noise characteristics have been developed. The pump’s integrated motor was developed in-house to avoid expensive vibration decoupling elements. Therefore, it exhibits high structure-borne noise decoupling as well as low airborne noise emissions. This makes the electric vacuum pump suitable for mounting on body components without disturbing vibrations. Depending on the type of application, electric vacuum pumps can be used for workholding, clamping or clamping applications. They can also be used for solid material transfer. The electric pump with 20 gallon tank has a maximum vacuum of 26″ Hg. It also houses a 1,200 square inch sealed vacuum suction cup. It also has a coolant trap. The automotive electric vacuum pump market was estimated at USD 1.11 billion in 2018. Electric vacuum pumps are used in automobiles for many different applications. These pumps provide vacuum assistance to a variety of automotive systems, including brake boosters, headlight doors, heaters, and air conditioning systems. They are also quieter than traditional piston pumps.
Cryogenic vacuum pump
Cryogenic vacuum pumps are used in many different processes, including vacuum distillation, electron microscopy, and vacuum ovens. These pumps feature a thin-walled shaft and housing to minimize heat loss from the motor. They are also capable of high speed operation. High-speed bearings increase the hydraulic efficiency of the pump while minimizing heating of the process fluid. Cryopumps also come in the form of laboratory dewars and evaporators. A key feature of a cryopump is its ability to span a wide pressure range. Typically, such pumps have a maximum pressure of 12 Torr and a minimum pressure of 0.8 Torr. However, some cryopumps are capable of pumping at higher pressures than this. This feature extends pump life and limits gas loading. Before using a cryopump, you need to make sure the system is cold and the valve is closed. The gas in the chamber will then start to condense on the cold array of the pump. This condensation is the result of the latent heat released by the gas. Cryogenic vacuum pumps are usually equipped with a Polycold P Cryocooler, which prevents the backflow of water through the pump. Such coolers are especially useful in load lock systems. As for its functionality, SHI Cryogenics Group offers two different styles of cryopumps. These systems are ideal for demanding flat panel, R&D and coating applications. They are available in sizes up to 20 inches and can be configured for automatic regeneration or standard settings. The cryogenic vacuum pump market is segmented by application and geography. The report identifies major global companies, their shares and trends. It also includes product introductions and sales by region.
R32 lithium battery series vacuum pump, highperformance lithium battery, full battery can work continuously for 60-70 minutes.
Features: Integral cylinder structure, high precision, high ultimate vacuum, high pumping rate; Forced oil pump lubrication to ensure reliability; Using brushless DC motor, no spark design, smaller, lighter and more convenient; The use of lithium batteries are safer and more convenient.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
You can apply for a refund up to 30 days after receipt of the products.
Are there any specific brands or models of AC vacuum pumps that are highly regarded?
Yes, there are several brands and models of AC (air conditioning) vacuum pumps that are highly regarded in the industry for their performance, reliability, and durability. Some of these well-regarded brands and models include:
1. Robinair: The Robinair brand offers a range of high-quality vacuum pumps known for their durability and efficiency. The Robinair 15500 and 15800 series pumps are popular choices among HVAC professionals.
2. Yellow Jacket: Yellow Jacket vacuum pumps are known for their robust construction and reliable performance. The Yellow Jacket SuperEvac series, including models 93560 and 93580, are commonly used in the HVAC industry.
3. JB Industries: JB Industries produces a variety of vacuum pumps suitable for AC system evacuation. The DV-6E and Eliminator series pumps are well-regarded for their performance and longevity.
4. CPS Products: CPS offers vacuum pumps designed for HVAC applications, with models like the VP6D and VP8D gaining recognition for their efficiency and durability.
5. Fieldpiece: Fieldpiece vacuum pumps, such as the VP85 and VP67, are known for their portability and reliability, making them popular among HVAC technicians.
While these brands and models are often recommended by professionals, it’s essential to consider your specific needs and budget when choosing an AC vacuum pump. Factors like the size of the systems you work on, the frequency of use, and additional features can influence your decision. Reading user reviews and seeking recommendations from experienced HVAC technicians can also help you make an informed choice.
How long does it typically take to evacuate an AC system with a vacuum pump?
The time it takes to evacuate an AC (air conditioning) system with a vacuum pump can vary depending on several factors:
System Size: Larger AC systems may require more time to evacuate than smaller ones.
Vacuum Pump Capacity: The pumping speed and capacity of the vacuum pump used will affect the evacuation time.
System Moisture Content: If the AC system has a significant amount of moisture, it may take longer to remove it completely.
Leakage: The presence of leaks in the system can prolong the evacuation process as the pump works to compensate for the lost vacuum.
Desired Vacuum Level: Some applications require achieving a deeper vacuum level, which can extend the time required.
As a general guideline, it may take anywhere from 30 minutes to a few hours to properly evacuate an AC system. Technicians often use vacuum gauges and monitoring equipment to ensure that the desired vacuum level is reached and that the system is free of moisture and contaminants. Proper evacuation is crucial for the efficient and reliable operation of the AC system.
Why is an AC vacuum pump important in air conditioning systems?
An AC vacuum pump plays a crucial role in air conditioning systems. Here’s a detailed explanation of why an AC vacuum pump is important in air conditioning systems:
Evacuating the System: During the installation or servicing of an air conditioning system, it’s essential to remove any air, moisture, or contaminants from the system. An AC vacuum pump is used to evacuate the system, creating a vacuum environment. This process offers several key benefits:
– Air Removal: The vacuum pump helps to remove air from the system, which is important because air can lead to reduced system efficiency and performance. Air in the refrigerant lines can cause air locks, hinder proper refrigerant circulation, and interfere with heat transfer processes. Evacuating the system with a vacuum pump ensures that only refrigerant and any required additives are present in the system.
– Moisture Removal: Moisture is a common enemy in air conditioning systems as it can cause corrosion, ice formation, and damage to system components. By creating a vacuum, the AC vacuum pump helps to remove moisture from the system. Moisture removal is crucial before charging the system with refrigerant, as any moisture present can react with the refrigerant and compromise system performance and longevity.
– Contaminant Removal: Air conditioning systems can accumulate contaminants such as dirt, debris, or residual refrigerant oils during installation or operation. These contaminants can obstruct flow passages, hinder heat transfer, and cause system malfunctions. The AC vacuum pump aids in removing these contaminants, ensuring a clean and efficient system.
Leak Testing: Another important use of an AC vacuum pump in air conditioning systems is leak testing. After the system is evacuated, the vacuum pump can be used to create a vacuum and monitor the pressure. If the pressure doesn’t hold steady, it indicates the presence of leaks in the system. Leak testing helps identify and locate leaks, allowing for timely repairs before charging the system with refrigerant.
Ensuring Proper Refrigerant Charge: Evacuating the system with an AC vacuum pump helps ensure that the refrigerant charge is accurate and optimal. By removing air and moisture, it allows for a more precise measurement of the refrigerant charge. Improper refrigerant charge can negatively impact system performance, efficiency, and compressor operation. A proper vacuum evacuation before charging the system helps achieve the desired refrigerant charge level.
Preventing Contamination: Air conditioning systems are sensitive to contaminants, including moisture, acids, and particulate matter. These contaminants can degrade the lubricating oil, corrode system components, and impair system operation. An AC vacuum pump helps prevent contamination by removing moisture, air, and other impurities that can compromise system performance and longevity.
Overall, an AC vacuum pump is essential in air conditioning systems for evacuating the system, removing air, moisture, and contaminants, leak testing, and ensuring proper refrigerant charge. By employing an AC vacuum pump during system installation, maintenance, or repair, air conditioning professionals can optimize system performance, reliability, and efficiency, ultimately providing improved comfort and satisfaction for users.
Working principle: GWSP oil free scroll vacuum pump is constructed with pump head assembly, crank pin assembly, bracket assembly, air flush assembly,and exhaust valve assembly.Two spiral cylinders, 1 offset and orbiting against the other fixed with an offset of 180° to form several crescent-shaped pockets of different sizes. By means of an eccentric drive, the orbiting scroll is made to orbit about the fixed scroll, reducing the volume of the pockets and compressing gas from outside towards the inside thereby pumping the gas from vacuum chamber.
Safety Precautions: The GWSP series oil free scroll vacuum pumps are suitable for clean processes only. Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles.GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances. Be sure the inlet gas temperature must be lower than 122 °F.
Technical Specifications
Model
GWSP40
GWSP75
GWSP150
GWSP300
GWSP600
GWSP1000
Pumping Speed
50Hz
l/s
0.5
1.0
2.0
4.3
8.7
16.6
m3/h
1.8
3.6
7.2
15.5
31.3
59.8
cfm
1.1
2.1
4.3
9.3
18.7
35.8
60Hz
l/s
0.6
1.2
2.4
5.1
10.4
20.0
m3/h
2.2
4.3
8.6
18.3
37.4
71.6
cfm
1.3
2.5
5.1
10.9
22.3
42.8
Ultimate Pressure
Torr
≤1.1*10-1
≤6.0*10-2
≤4.5*10-2
≤1.9*10-2
≤7.5*10-3
≤7.5*10-3
psi
≤2.2*10-3
≤1.2*10-3
≤9.0*10-4
≤3.8*10-4
≤1.5*10-4
≤1.5*10-4
Pa
≤15
≤8
≤6
≤2.6
≤1
≤1
mbar
≤1.5*10-1
≤8.0*10-2
≤6.0*10-2
≤2.6*10-2
≤1.0*10-2
≤1.0*10-2
Noise Level
dB(A)
≤54
≤57
≤57
≤60
≤61
≤65
Leakage
mbar·l/s
1*10-7
Max. Inlet/Exhaust Pressure
MPa
0.1 / 0.13
Ambient Operation Temp.
ºF
41~104
Motor 1 phase
Power
kW
0.25
0.55
0.55
0.55
0.75
—
Voltage
V
110~115 (60Hz),200~230 (50Hz)
—
Speed
rpm
1425(50Hz),1725(60Hz)
—
Plug
North America, Europe, UK/Ireland, India
—
Motor 3 phase
Power
kW
—
0.55
0.55
0.55
0.75
1.5
Voltage
V
—
200~230 or 380~415 (50Hz),200~230 or 460 (60Hz)
Speed
rpm
—
1425 (50Hz),1725 (60Hz)
Inlet/Exhaust Flange
KF25/KF16
KF40/KF16
KF40/KF16*2
Dimensions
1 phase
mm
326*212*253
450*260*296
455*260*296
493*297*334
538*315*348
—
3 phase
mm
—
450*260*296
455*260*296
493*297*334
538*315*348
576*450*402
Net Weight
1 phase
kg
15
21
22
29
36
—
3 phase
kg
—
20
21
28
31
54
Cooling Type
Air cooled
Others
With air flush
Features & Benefits
No oil clean vacuum. No oil back-diffusion, no oil mist exhaust, provide clean vacuum environment Wide product lineup. Pumping speed covers 3~60 m3 /h, limited vacuum level 1~8 Pa Suitable for all type of power supply around the world. 110/220/380/460V, 50/60Hz for choose Low vibration, low noise. 57~65 dB(A), smooth operation High efficiency, ease of maintenance. No water cooled, no oil lubricated, no daily maintenance
Quality Control
CMM inspection system assures fixed tolarance on dimension&shape
Pump Testing
Applications
Semiconductor industry.stry
Vacuum sputtering machine.
IC plasma cleaning machine.
IC plasma polishing machine.
IC packaging machine.
IC transmission chamber.
Photoelectric industry. LED vacuum annealing furnace. Load lock/transfer chambers. Glove box. LED packaging machine. Liquid crystal injection and packaging.
Material industry. Vacuum annealing furnace. Vacuum diffusion oven. 3D metal printing. Single crystal growth furnace. Microwave cleaning and microwave drying machine. E-beam/Laser melting. Vacuum degassing. Vacuum gas substitution.
Vacuum equipment.
Oil free ultrahigh vacuum unit. Oil free vacuum unit.
Related Products
GWT40 Foreline Filter Performance: Filter out the dust particles contained in the intake gas. Application: Vacuum coating, food and drug processing, ceramic and glass manufacturing, vacuum CHINAMFG and vacuum packaging systems.
GWS16 Exhaust Silencer Performance: Reduce exhaust noise from oil-free vacuum systems. Application: Installation of oil free scroll vacuum pumps requires a quiet vacuum system.
GWMMK1000 Major Maintenance Kit Performance: Prolong the service life of the product. Application: For the major maintenance of oil free scroll vacuum pump GWSP1000.
GWTSK1000 Tip Seal Kit Performance: Prolong the service life of the product. Application: For the scheduled maintenance of oil free scroll vacuum pump GWSP1000.
Company Profile
GEOWELL VACUUM CO.,LTD. is a HI-TECH enterprise in China dedicating in manufacturing, research and development, marketing of oil free scroll vacuum pumps and vacuum compressors since 2002. GEOWELL has been providing users and partners with premium quality products that are efficient and dependable, GEOWELL believe the integration of high performance and high reliability product and service will bring the highest value to both our customers and ourselves.
FAQ
Q: How long can I get the feedback after we sent the inquiry? A: We will reply you within 12 hours in working day. Q: Are you direct manufacturer? A: Yes, we are direct manufacturer with factory and international department; we manufacture and sell all our products by ourselves. Q: When can you delivery the product to us? A: Since we are a factory with large warehouse, we have abundant products in store, so we can delivery within 7 days after get your deposit. Q: Can I add logo to the products? A: Of course, but we usually have quantity requirement. You can contact with us for details. Q: How to guarantee the quality and after sales service of your products? A: We conduct strict detection during production from raw material come in to product delivering shipment. Every product must go through 4 steps inspection from casting, machining, assembling, and performance testing within our factory before shipment, also intact packaging test are insured. Q: What is your warranty term? A: There is a 12 months warranty for our export products from the date of shipment. If warranty has run out, our customer should pay for the replacement part. Q: Is the sample available? A: Yes, usually we send our samples by Fedex, DHL, TNT, UPS, EMS, SF, Depon, it will take around 3 to 4 days for our customer receive them, but customer will charge all cost related to the samples, such as sample cost and air freight. We will refund our customer the sample cost after receiving the order.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
Yes
Warranty:
1 Year
Oil or Not:
Oil Free
Vacuum Degree:
Low Vacuum
Work Function:
Fore Pump
Working Conditions:
Dry
Customization:
Available
|
What Is the Role of Vacuum Pumps in Semiconductor Manufacturing?
Vacuum pumps play a critical role in semiconductor manufacturing processes. Here’s a detailed explanation:
Semiconductor manufacturing involves the production of integrated circuits (ICs) and other semiconductor devices used in various electronic applications. Vacuum pumps are used extensively throughout the semiconductor manufacturing process to create and maintain the required vacuum conditions for specific manufacturing steps.
Here are some key roles of vacuum pumps in semiconductor manufacturing:
1. Deposition Processes: Vacuum pumps are used in deposition processes such as physical vapor deposition (PVD) and chemical vapor deposition (CVD). These processes involve depositing thin films of materials onto semiconductor wafers to create various layers and patterns. Vacuum pumps help create a low-pressure environment necessary for precise control of the deposition process, ensuring uniform and high-quality film formation.
2. Etching and Cleaning: Vacuum pumps are utilized in etching and cleaning processes, which involve the removal of specific layers or contaminants from semiconductor wafers. Dry etching techniques, such as plasma etching and reactive ion etching, require a vacuum environment to facilitate the ionization and removal of material. Vacuum pumps aid in creating the necessary low-pressure conditions for efficient etching and cleaning processes.
3. Ion Implantation: Ion implantation is a process used to introduce impurities into specific regions of a semiconductor wafer to modify its electrical properties. Vacuum pumps are used to evacuate the ion implantation chamber, creating the required vacuum environment for accurate and controlled ion beam acceleration and implantation.
4. Wafer Handling and Transfer: Vacuum pumps are employed in wafer handling and transfer systems. These systems utilize vacuum suction to securely hold and manipulate semiconductor wafers during various manufacturing steps, such as loading and unloading from process chambers, robotic transfer between tools, and wafer alignment.
5. Load Lock Systems: Load lock systems are used to transfer semiconductor wafers between atmospheric conditions and the vacuum environment of process chambers. Vacuum pumps are integral components of load lock systems, creating and maintaining the vacuum conditions necessary for wafer transfer while minimizing contamination risks.
6. Metrology and Inspection: Vacuum pumps are utilized in metrology and inspection tools used for characterizing semiconductor devices. These tools, such as scanning electron microscopes (SEMs) and focused ion beam (FIB) systems, often operate in a vacuum environment to enable high-resolution imaging and accurate analysis of semiconductor structures and defects.
7. Leak Detection: Vacuum pumps are employed in leak detection systems to identify and locate leaks in vacuum chambers, process lines, and other components. These systems rely on vacuum pumps to evacuate the system and then monitor for any pressure rise, indicating the presence of leaks.
8. Cleanroom Environment Control: Semiconductor manufacturing facilities maintain cleanroom environments to prevent contamination during the fabrication process. Vacuum pumps are used in the design and operation of the cleanroom ventilation and filtration systems, helping to maintain the required air cleanliness levels by removing particulates and maintaining controlled air pressure differentials.
Vacuum pumps used in semiconductor manufacturing processes are often specialized to meet the stringent requirements of the industry. They need to provide high vacuum levels, precise control, low contamination levels, and reliability for continuous operation.
Overall, vacuum pumps are indispensable in semiconductor manufacturing, enabling the creation of the necessary vacuum conditions for various processes, ensuring the production of high-quality semiconductor devices.
Considerations for Selecting a Vacuum Pump for Cleanroom Applications
When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:
Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:
1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.
2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.
3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.
4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.
5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.
6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.
7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.
In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.
What Is a Vacuum Pump, and How Does It Work?
A vacuum pump is a mechanical device used to create and maintain a vacuum or low-pressure environment within a closed system. Here’s a detailed explanation:
A vacuum pump operates on the principle of removing gas molecules from a sealed chamber, reducing the pressure inside the chamber to create a vacuum. The pump accomplishes this through various mechanisms and techniques, depending on the specific type of vacuum pump. Here are the basic steps involved in the operation of a vacuum pump:
1. Sealed Chamber:
The vacuum pump is connected to a sealed chamber or system from which air or gas molecules need to be evacuated. The chamber can be a container, a pipeline, or any other enclosed space.
2. Inlet and Outlet:
The vacuum pump has an inlet and an outlet. The inlet is connected to the sealed chamber, while the outlet may be vented to the atmosphere or connected to a collection system to capture or release the evacuated gas.
3. Mechanical Action:
The vacuum pump creates a mechanical action that removes gas molecules from the chamber. Different types of vacuum pumps use various mechanisms for this purpose:
– Positive Displacement Pumps: These pumps physically trap gas molecules and remove them from the chamber. Examples include rotary vane pumps, piston pumps, and diaphragm pumps.
– Momentum Transfer Pumps: These pumps use high-speed jets or rotating blades to transfer momentum to gas molecules, pushing them out of the chamber. Examples include turbomolecular pumps and diffusion pumps.
– Entrapment Pumps: These pumps capture gas molecules by adsorbing or condensing them on surfaces or in materials within the pump. Cryogenic pumps and ion pumps are examples of entrainment pumps.
4. Gas Evacuation:
As the vacuum pump operates, it creates a pressure differential between the chamber and the pump. This pressure differential causes gas molecules to move from the chamber to the pump’s inlet.
5. Exhaust or Collection:
Once the gas molecules are removed from the chamber, they are either exhausted into the atmosphere or collected and processed further, depending on the specific application.
6. Pressure Control:
Vacuum pumps often incorporate pressure control mechanisms to maintain the desired level of vacuum within the chamber. These mechanisms can include valves, regulators, or feedback systems that adjust the pump’s operation to achieve the desired pressure range.
7. Monitoring and Safety:
Vacuum pump systems may include sensors, gauges, or indicators to monitor the pressure levels, temperature, or other parameters. Safety features such as pressure relief valves or interlocks may also be included to protect the system and operators from overpressure or other hazardous conditions.
It’s important to note that different types of vacuum pumps have varying levels of vacuum they can achieve and are suitable for different pressure ranges and applications. The choice of vacuum pump depends on factors such as the required vacuum level, gas composition, pumping speed, and the specific application’s requirements.
In summary, a vacuum pump is a device that removes gas molecules from a sealed chamber, creating a vacuum or low-pressure environment. The pump accomplishes this through mechanical actions, such as positive displacement, momentum transfer, or entrapment. By creating a pressure differential, the pump evacuates gas from the chamber, and the gas is either exhausted or collected. Vacuum pumps play a crucial role in various industries, including manufacturing, research, and scientific applications.
PRODUCT MAIN FEATURE: High Vacuum: The 2BE series water ring vacuum pumps are better than the SK, 2SK, SZ series pumps in terms of high vacuum, low power consumption, and steady running reliability. Antiseptic: The 2BE series pumps can be used to aspirate corrosive gas or use corrosive liquid as the operating fluid by changing the structural material. Directly substituted for other brand pumps: The pump is widely used in various industries and is a suitable replacement for original CHINAMFG and CHINAMFG pumps in industries such as mining, electric power, petrochemical, pulp and paper, pharmaceutical, environmental, food and beverage, marine, and other general industries. Competitive price: The pump has a competitive price and higher performance, making it the best choice for CHINAMFG and some Italy pump replacement. The company welcomes clients from home and abroad to contact them for future cooperation. High efficiency and energy-saving: The pump has been developed based on many years of scientific research and production experience, combined with advanced technology of imported products, resulting in a highly efficient and energy-saving pump. Versatile applications: The pump can be used to pump gas without CHINAMFG particles, insoluble in water and corrosive, and can also be used to suck corrosive gas or use corrosive liquid as working fluid. Isothermal compression: In the working process, the pump compresses the gas in an isothermal state, making it suitable for pumping flammable and explosive gas. Simple structure: The pump adopts a CHINAMFG and single action structure, which has the advantage of a simple structure. Widely used: The pump is widely used in various industries such as papermaking, chemical, petrochemical, light industry, pharmaceutical, food, metallurgy, building materials, stone tools, coal washing, mineral processing, chemical fertilizer and more.
(More detail install drawing please contact Sales-in-Charge.) 20 YEARS ZiBo ZhuoXin Pump Industry co,.Ltd is located in a century industrial city known as the Pump Capital of China—HangZhou city, ZheJiang Province. Has over 20 years’ experience of manufacturing vacuum pumps and 10+ years’ experience of exporting. VARIOUS PRODUCTS We can suppply all type of vacuum pumps and spare parts in China, 2BV/2BEA/2BEC/SK/2SK/JZJ2B/ etc, and other industrial pump machine; 24 HOURS! Please do not hestiate to contact us if have any urgent matters,each of your inquiries will be taken into account and get our response within 24 hours. Q: What’s your Min MOQ? A: One set;
Q: How to resist cavitation in vacuum pump? A: Improve the structure design from the suction to the impeller of the vacuum pump; Adopt double stage suction impeller and use anti-cavitation material;
Q:How long is warranty? A:One year for main construction warranty.
Q:How can I pay for my items? What is the payment you can provide A:Usually by T/T, 30%-50% deposit payment once PI/Contract confirmed, then the remaining balance will be paid after inspection and before shipment via T/T or L/C;
Q:what is the speed for handling complaints? We understand that timely and effective handling of complaints is crucial to maintaining customer satisfaction. Our company is committed to responding promptly to any complaints received, and we have established an internal process to ensure that all complaints are handled in a timely and professional manner. Our goal is to address any issues and resolve them to our customers’ satisfaction as quickly as possible.
Q:How to deal with infringement? Our company takes intellectual property rights very seriously and we have established a strict policy to protect our own intellectual property as well as respect the rights of others. If we become aware of any infringement, we will take immediate action to stop the infringement and prevent any future occurrences. We have a legal team that is well-versed in intellectual property law and can take the necessary legal action if needed.
Q:How about product quality and service assurance? We are committed to providing high-quality products and services to our customers. To ensure that our products meet the highest standards, we conduct rigorous quality control tests and inspections throughout the production process. Additionally, we have a customer service team that is available to assist with any questions or concerns that customers may have, and we offer a satisfaction guarantee on all of our products.
Q: How about your local market share rate? Our company is focused on building a strong presence in the local market. We are continuously monitoring market trends and adapting our strategies to stay competitive. We have a dedicated marketing team that is responsible for developing and executing effective marketing campaigns to increase our market share. We also prioritize building strong relationships with our customers and partners in the local market to foster long-term growth.
Q:How is your After-sales service: We understand that the post-purchase experience is just as important as the initial sale. That’s why we have a dedicated after-sales service team that is available to assist customers with any issues or questions they may have after making a purchase. Our team is trained to provide prompt and effective solutions to ensure that our customers are satisfied with their purchase and have a positive experience with our company.
Q:How about claims: Our company takes claims seriously and we have established a clear process for handling them. If a customer has a claim, they can submit it through our website or by contacting our customer service team. We will review the claim and take appropriate action to resolve the issue. We strive to address claims promptly and fairly to ensure that our customers are satisfied with the outcome.
Q:How to deal the trade disputes caused by rising sea freight and others: We understand that trade disputes can be disruptive to our business and we take steps to minimize their impact. We work closely with our suppliers and partners to ensure that we are aware of any potential issues that may arise. Additionally, we have a legal team that is well-versed in trade law and can provide guidance and support in the event of a dispute. We are committed to finding solutions that are fair and equitable for all parties involved.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service:
1 Year
Warranty:
1 Year
Oil or Not:
Oil Free
Structure:
Reciprocating Vacuum Pump
Exhauster Method:
Positive Displacement Pump
Vacuum Degree:
High Vacuum
Samples:
US$ 0/Piece 1 Piece(Min.Order)
|
Can AC vacuum pumps be rented or leased for one-time use?
Yes, AC (air conditioning) vacuum pumps can often be rented or leased for one-time use, which can be a cost-effective solution for individuals or businesses that do not require frequent or long-term use of the equipment. Here are some options to consider:
1. Local Equipment Rental Stores: Many local equipment rental stores or hardware stores offer AC vacuum pumps for rent. You can inquire about availability, rental rates, and the duration of rental.
2. Online Equipment Rental Platforms: There are online platforms that specialize in equipment rentals. These platforms may have a wider selection of vacuum pumps, and you can often compare prices and read user reviews before renting.
3. HVAC Supply Companies: Some HVAC supply companies may offer rental services for vacuum pumps. These businesses cater to HVAC professionals and may provide well-maintained equipment.
4. Leasing Options: If you anticipate needing the vacuum pump for a more extended period but don’t want to purchase one, you can explore leasing options. Leasing allows you to use the equipment for an agreed-upon time, and you may have the option to purchase it later.
When renting or leasing an AC vacuum pump, be sure to consider factors such as the rental duration, rental rates, deposit requirements, and the condition of the equipment. It’s essential to follow any maintenance and return instructions provided by the rental or leasing provider to ensure a smooth process and avoid additional charges.
How long does it typically take to evacuate an AC system with a vacuum pump?
The time it takes to evacuate an AC (air conditioning) system with a vacuum pump can vary depending on several factors:
System Size: Larger AC systems may require more time to evacuate than smaller ones.
Vacuum Pump Capacity: The pumping speed and capacity of the vacuum pump used will affect the evacuation time.
System Moisture Content: If the AC system has a significant amount of moisture, it may take longer to remove it completely.
Leakage: The presence of leaks in the system can prolong the evacuation process as the pump works to compensate for the lost vacuum.
Desired Vacuum Level: Some applications require achieving a deeper vacuum level, which can extend the time required.
As a general guideline, it may take anywhere from 30 minutes to a few hours to properly evacuate an AC system. Technicians often use vacuum gauges and monitoring equipment to ensure that the desired vacuum level is reached and that the system is free of moisture and contaminants. Proper evacuation is crucial for the efficient and reliable operation of the AC system.
Are there specific maintenance requirements for AC vacuum pumps?
AC vacuum pumps require regular maintenance to ensure their optimal performance, longevity, and safe operation. Here’s a detailed explanation of the specific maintenance requirements for AC vacuum pumps:
Oil Changes: If your AC vacuum pump is oil-lubricated, regular oil changes are necessary. Over time, the oil can become contaminated with moisture, debris, or byproducts of the evacuation process. Follow the manufacturer’s guidelines for the recommended oil change interval and use the appropriate oil type specified by the manufacturer.
Filter Replacement: Some AC vacuum pumps incorporate filters to remove contaminants from the evacuated air or gas. These filters may need periodic replacement to maintain their effectiveness. Check the manufacturer’s recommendations for the filter replacement interval and ensure that you use compatible filters.
Inspect and Clean Intake and Exhaust Ports: Regularly inspect and clean the intake and exhaust ports of the vacuum pump. These ports can accumulate dirt, debris, or contaminants over time, which can hinder the pump’s performance. Use a soft brush or compressed air to remove any obstructions and ensure unimpeded airflow.
Lubrication: In addition to oil changes for oil-lubricated pumps, some vacuum pumps may require periodic lubrication of specific components. Refer to the manufacturer’s instructions for lubrication requirements and use the recommended lubricants in the specified quantities.
Tighten Connections: Regularly check and tighten any connections, fittings, or hoses associated with the vacuum pump. Vibrations during operation can cause loosening over time, leading to leaks or decreased performance. Ensure all connections are secure to maintain proper vacuum integrity.
Monitor Vacuum Level and Performance: Keep an eye on the vacuum level and performance of the pump during operation. If you notice a significant drop in the vacuum level or a decline in the pump’s performance, it may indicate a problem or the need for maintenance. Address any issues promptly to avoid further damage or inefficiency.
Store Properly: When the AC vacuum pump is not in use, store it in a clean and dry environment. Protect it from extreme temperatures, moisture, and dust. Follow the manufacturer’s instructions for proper storage procedures.
Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s user manual and guidelines for specific maintenance recommendations. Different vacuum pump models may have unique maintenance requirements, and it’s important to follow the manufacturer’s instructions for optimal performance and warranty compliance.
By adhering to these maintenance requirements, you can ensure the longevity, reliability, and efficient operation of your AC vacuum pump. Regular maintenance helps prevent malfunctions, reduces the risk of equipment damage, and maintains consistent vacuum performance for your AC systems or other vacuum-dependent applications.
pulley, pump rotor, and so forth.rack pinion gear for elevator in stockoperator Steel and Nylon gear rack SPUR GEAR RACK AND PINION nylon gear rack iron gear rack We warmly welcome customers both in your house and abroad to make contact with us to negotiate small business, exchange facts and cooperate with us.
GEARS!
coating and so on.
c) Sheaves for split taper bushing: 3V, 5V, 8V 
cement sector.
