Warranty: 1 yr
Tailored assist: OEM, ODM
Product Number: GWSP75
Software: Foods and Beverage Industry, Pharmaceutical business, Ultrahigh vacuum device, Vacuum sputtering machine, IC plasma cleansing device, IC plasma polishing device, IC packaging equipment, IC transport chamber, LED vacuum annealing furnace, Load lock/transfer chambers, Glove box, LED packaging machine, Liquid crystal injection and packaging, Vacuum annealing furnace, Vacuum diffusion oven, 3D steel printing, Single crystal development furnace, Microwave cleaning and microwave drying device, E-beam/Laser melting, Vacuum degassing, Vacuum gasoline substitution, Freezing dryer, Vacuum storage, Minimal temperature plasma sterilizer, Dental tools, Lithium battery drying and packaging machine, Spectroscopy/scHangZhou electron microscopy, Space setting simulation machine, Helium Leak detector, Mass spectrometer, Cryopump regeneration, Oil totally free ultrahigh vacuum device, 6218mm Sliding window roller door and window roller U groove doorway roller with 626 bearing pulley Vacuum equipment, Oil totally free cleanse vacuum
Power Supply: Electrical
Stress: Lower Strain
Composition: Scroll Pump
Certification: CE, EAC, ISO9001 certificated
Feature: No oil, reduced sounds, upkeep totally free,provide cleanse vacuum
Mechanical Seal: Clearance sealed
Motor: 1/3 period,fifty-60Hz,1425/1725rpm,a hundred and ten-416V,550W.Plug for Usa,EU,Uk,India
Common or Nonstandard: Standard
Materials: Aluminum alloy
Colour: Grey
Packaging Particulars: Common honeycomb carton packaging, external winding plastic extend film protection
s
GWSP Oil free Scroll Vacuum Pump
GWSP sequence oil free of charge scroll vacuum pump, also refer to as vortex pump, dry scroll pump, oil totally free scroll pump, oilless scroll pump, dry scroll vacuum pump, oil totally free vortex vacuum pump is completely utilised in semiconductor market, photoelectric, supplies, health-related, power, aerospace, analyzing instruments and vacuum techniques, with the advantages of compact composition, little dimensions, mild fat and low vibration, lower sounds, lower vitality usage, appropriate for global power supply, GEOWELL GWSP300 oil totally free vacuum pump, large strain pump 1 button begin, can be usually started out and stop among atmospheric force and vacuum.GEOWELL is a specialist manufacturer of scroll vacuum pumps with in excess of twenty many years of discipline experience, the longest efficiency hours and the premier revenue in China, GEOWELL’s GWSP sequence scroll vacuum pumps are the premium choice for cleanse pumping technology.
Specialized Specs
| Model | GWSP75 | ||
| Displacement | 50Hz | cfm | two.two |
| mthree/h | 3.6 | ||
| l/s | one. | ||
| l/min | sixty. | ||
| 60Hz | cfm | 2.5 | |
| mthree/h | 4.3 | ||
| l/s | 1.2 | ||
| l/min | 72. | ||
| Ultimate Strain | Torr | ≤6.*10-2 | |
| psi | ≤1.2*ten-three | ||
| mbar | ≤8.*10-two | ||
| Pa | ≤8 | ||
| Sound Stage | dB(A) | ≤57 | |
| Leakage | mbar·l/s | 1*10-7 | |
| Max. Inlet/Exhaust Stress | MPa | .1 / .13 | |
| Ambient Operation Temp. | ℉ | forty one~104 | |
| Cooling Sort | Air cooled | ||
| Inlet/Exhaust Flange | KF25/KF16 | ||
| Motor 1 phase | Energy | kW | .fifty five |
| Voltage | V | a hundred and ten~one hundred fifteen (60Hz), 200~230 (50Hz) | |
| Velocity | rpm | 1425 (50Hz),1725 (60Hz) | |
| Plug | North The usa, Europe, British isles/Eire, India | ||
| Motor 3 phase | Power | kW | .55 |
| Voltage | V | 200~230 or 380~415 (50Hz), two hundred~230 or 460 (60Hz) | |
| Speed | rpm | 1425 (50Hz),1725 (60Hz) | |
| Dimensions | one period | mm | 455*260*275 |
| 3 phase | mm | 455*260*275 | |
| Internet Bodyweight | one section | kg | 21 |
| 3 section | kg | 20 | |
| Others | With air flush | ||
Security Safety measures
The GWSP series oil free of charge scroll vacuum pumps are suitable for clean procedures only.
Do not pump poisonous, explosive, flammable or corrosive substances or substances which incorporate chemical compounds, solvents or particles.GEOWELL will not carry out servicing operate on pumps which have utilized specific gases or other harmful substances. Be sure the inlet fuel temperature should be lower than 122℉.
Construction in Details
Functionality curves
Attributes and Positive aspects
Oil totally free clean vacuum
No oil again-diffusion, no oil mist exhaust,
offer clear vacuum environment
Vast solution lineup
Pumping speed addresses 1.8~35.4cfm, restricted vacuum degree 7.5*ten-3~6.*10-2Torr
Appropriate for all variety of electricity provide close to the planet
110/220/380/460V, fifty/60Hz for decide on
Minimal vibration, low sound
57~sixty three dB(A), easy procedure
High effectiveness, simplicity of servicing
No drinking water cooled, no oil lubricated, every day maintenance totally free
Purposes
Semiconductor sector
Vacuum sputtering equipment.
IC plasma cleansing machine.
IC plasma polishing device.
IC packaging machine.
IC transmission chamber.
Photoelectric market
LED vacuum annealing furnace.
Load lock/transfer chambers.
Glove box.
LED packaging equipment.
Liquid crystal injection and packaging.
Substance industry
Vacuum annealing furnace.
Vacuum diffusion oven.
3D metallic printing.
Solitary crystal progress furnace.
Microwave drying equipment.
E-beam/Laser melting.
Vacuum degassing.
Vacuum gasoline substitution.
Meals and drug industry
Freezing dryer.
Vacuum storage.
Medical gear
Low temperature plasma sterilizer.
Vacuum storage.
Dental products.
Power market
SF6 Fuel recovery machine.
Lithium battery drying and packaging device.
Analyzing instrument and system
Spectroscopy/scHangZhou electron microscopy
Area environment simulation device
Helium Leak detector
Mass spectrometer
Cryopump regeneration
Accelerators/synchrotrons
Vacuum products
Oil totally free ultrahigh vacuum unit
Oil totally free vacuum unit
Certificates
GEOWELL created a highway of impartial R&D of oil-cost-free scroll vacuum pump systems. From basic theoretical analysis, application improvement to mass production, GEOWELL accrued a lot more than sixty technical patents and proprietary technologies, EV-300ZTurbo molecular pump CF1003X10-8 ISO1002X10-7 and certificated with CE of Europe, EAC of RUSSIA and ISO9001.
The Quality Control
GEOWELL has built-in good quality notion into each factor of product production. High quality control starts off from uncooked components incoming, constructed up and put into action requirements functioning techniques from incoming uncooked resources, production, assembly, to cargo, all perform high quality inspection. strictly implements testing expectations, and makes data as only criterion for high quality inspection.
Packaging & Shipping
Business Details
GEOWELL VACUUM CO.,LTD. is a Hello-TECH business in China dedicating in producing, study and improvement, marketing and advertising of oil free scroll vacuum pumps and vacuum compressors given that 2002. GEOWELL has been supplying users and companions with top quality good quality merchandise that are effective and trusted, GEOWELL believe the integration of large functionality and higher dependability merchandise and provider will carry the greatest price to the two our buyers and ourselves.
Exhibitions
Issue & Answers
Q: How prolonged can I get the opinions soon after we despatched the inquiry?
A: We will reply you within 12 hours in operating day.
Q: Are you direct producer?
A: Of course, we are immediate maker with factory and international office we manufacture and market all our items by ourselves.
Q: When can you shipping and delivery the item to us?
A: Because we are a manufacturing unit with large warehouse, we have abundant goods in keep, so we can supply inside of 7 days following get your deposit.
Q: Can I insert logo to the goods?
A: Of system, but we usually have amount requirement. You can get in touch with with us for specifics.
Q: How to guarantee the top quality and right after income services of your items?
A: We perform rigid detection for the duration of production from raw substance come in to merchandise delivering shipment. Every solution must go by way of 4 actions inspection from casting, machining, assembling, and efficiency testing inside our manufacturing facility before shipment, also intact packaging take a look at are insured.
Q: What is your warranty phrase?
A: There is a 12 months guarantee for our export merchandise from the day of shipment. If warranty has run out, our consumer must pay out for the substitution component.
Q: Is the sample offered?
A: Yes, generally we ship our samples by Fedex, DHL, TNT, UPS, EMS, SF, Depon, it will take about 3 to 4 days for our buyer obtain them, but buyer will cost all expense connected to the samples, Multifunction four wheel drive Farmer Tractores Compact Agriculture Tractor this sort of as sample cost and air freight. We will refund our consumer the sample expense following receiving the buy.
Basic knowledge of vacuum pump
A vacuum pump is a device that draws gas molecules from a sealed volume and maintains a partial vacuum. Its main job is to create a relative vacuum within a given volume or volumes. There are many types of vacuum pumps. This article will describe how they work, their types, and their applications. 
How it works
A vacuum pump is a mechanical device that removes gas from a system by applying it to a higher pressure than the surrounding atmosphere. The working principle of the vacuum pump is based on the principle of gas transfer and entrapment. Vacuum pumps can be classified according to their vacuum level and the number of molecules that can be removed per cubic centimeter of space. In medium to high vacuum, viscous flow occurs when gas molecules collide with each other. Increasing the vacuum causes molecular or transitional flow.
A vacuum pump has several components that make it a versatile tool. One of the main components is the motor, which consists of a rotor and a stator. The rotor and stator contain coils that generate a magnetic field when excited. Both parts must be mounted on a base that supports the weight of the pump. There is also an oil drain that circulates oil throughout the system for lubrication and cooling purposes.
Another type of vacuum pump is the liquid ring vacuum pump. It works by positioning the impeller above or below the blades. Liquid ring pumps can also adjust the speed of the impeller. However, if you plan to use this type of pump, it is advisable to consult a specialist.
Vacuum pumps work by moving gas molecules to areas of higher or lower pressure. As the pressure decreases, the removal of the molecules becomes more difficult. Industrial vacuum systems require pumps capable of operating in the 1 to 10-6 Torr range.
Type
There are different types of vacuum pumps. They are used in many different applications, such as laboratories. The main purpose of these pumps is to remove air or gas molecules from the vacuum chamber. Different types of pumps use different techniques to achieve this. Some types of pumps use positive displacement, while others use liquid ring, molecular transfer, and entrapment techniques.
Some of these pumps are used in industrial processes, including making vacuum tubes, CRTs, electric lights, and semiconductor processing. They are also used in motor vehicles to power hydraulic components and aircraft. The gyroscope is usually controlled by these pumps. In some cases, they are also used in medical settings.
How a vacuum pump works depends on the type of gas being pumped. There are three main types: positive displacement, negative displacement, and momentum transfer. Depending on the type of lubrication, these principles can be further divided into different types of pumps. For example, dry vacuum pumps are less sensitive to gases and vapors.
Another type of vacuum pump is called a rotary vane pump. This type of pump has two main components, the rotor and the vacuum chamber. These pumps work by rotating moving parts against the pump casing. The mating surfaces of rotary pumps are designed with very small clearances to prevent fluid leakage to the low pressure side. They are suitable for vacuum applications requiring low pulsation and high continuous flow. However, they are not suitable for use with grinding media.
There are many types of vacuum pumps and it is important to choose the right one for your application. The type of pump depends on the needs and purpose of the system. The larger ones can work continuously, and the smaller ones are more suitable for intermittent use. 
Apply
Vacuum pumps are used in a variety of industrial and scientific processes. For example, they are used in the production of vacuum tubes, CRTs, and electric lamps. They are also used in semiconductor processing. Vacuum pumps are also used as mechanical supports for other equipment. For example, there may be multiple vacuum pumps on the engine of a motor vehicle that powers the hydraulic components of an aircraft. In addition, they are often used in fusion research.
The most common type of vacuum pump used in the laboratory is the rotary vane pump. It works by directing airflow through a series of rotating blades in a circular housing. As the blades pass through the casing, they remove gas from the cavity and create a vacuum. Rotary pumps are usually single or double-stage and can handle pressures between 10 and 6 bar. It also has a high pumping speed.
Vacuum pumps are also used to fabricate solar cells on wafers. This involves a range of processes including doping, diffusion, dry etching, plasma-enhanced chemical vapor deposition, and bulk powder generation. These applications depend on the type of vacuum pump used in the process, and the vacuum pump chosen should be designed for the environment.
While there are several types of vacuum pumps available, their basic working principles remain the same. Each has different functions and capacities, depending on the type of vacuum. Generally divided into positive displacement pump, rotary vane pump, liquid ring pump, and molecular delivery pump.
Maintenance
The party responsible for general maintenance and repairs is the Principal Investigator (PI). Agknxs must be followed and approved by the PI and other relevant laboratory personnel. The Agknx provides guidelines for routine maintenance of vacuum pump equipment. Agknxs are not intended to replace detailed routine inspections of vacuum pump equipment, which should be performed by certified/qualified service personnel. If the device fails, the user should contact PI or RP for assistance.
First, check the vacuum pump for any loose parts. Make sure the inlet and outlet pressure gauges are open. When the proper pressure is shown, open the gate valve. Also, check the vacuum pump head and flow. Flow and head should be within the range indicated on the label. Bearing temperature should be within 35°F and maximum temperature should not exceed 80°F. The vacuum pump bushing should be replaced when it is severely worn.
If the vacuum pump has experienced several abnormal operating conditions, a performance test should be performed. Results should be compared to reference values to identify abnormalities. To avoid premature pump failure, a systematic approach to predictive maintenance is essential. This is a relatively new area in the semiconductor industry, but leading semiconductor companies and major vacuum pump suppliers have yet to develop a consistent approach.
A simplified pump-down test method is proposed to evaluate the performance of vacuum pumps. The method includes simulated aeration field tests and four pump performance indicators. Performance metrics are evaluated under gas-loaded, idle, and gas-load-dependent test conditions. 
Cost
The total cost of a vacuum pump consists of two main components: the initial investment and ongoing maintenance costs. The latter is the most expensive component, as it consumes about four to five times the initial investment. Therefore, choosing a more energy-efficient model is a good way to reduce the total system cost and payback period.
The initial cost of a vacuum pump is about $786. Oil-lubricated rotary vane pumps are the cheapest, while oil-free rotary vane pumps are slightly more expensive. Non-contact pumps also cost slightly more. The cost of a vacuum pump is not high, but it is a factor that needs careful consideration.
When choosing a vacuum pump, it is important to consider the type of gas being pumped. Some pumps are only suitable for pumping air, while others are designed to pump helium. Oil-free air has a different pumping rate profile than air. Therefore, you need to consider the characteristics of the medium to ensure that the pump meets your requirements. The cost of a vacuum pump can be much higher than the purchase price, as the daily running and maintenance costs can be much higher.
Lubricated vacuum pumps tend to be more durable and less expensive, but they may require more maintenance. Maintenance costs will depend on the type of gas that needs to be pumped. Lighter gases need to be pumped slowly, while heavier gases need to be pumped faster. The maintenance level of a vacuum pump also depends on how often it needs to be lubricated.
Diaphragm vacuum pumps require regular maintenance and oil changes. The oil in the diaphragm pump should be changed every 3000 hours of use. The pump is also resistant to chemicals and corrosion. Therefore, it can be used in acidic and viscous products.
editor by czh 2023-02-15
