Warranty: 1 calendar year
Tailored help: OEM, ODM
Model Number: GWSPS300
Software: Food and Beverage Market, Pharmaceutical business, Ultrahigh vacuum unit, Vacuum sputtering device, IC plasma cleaning machine, IC plasma sprucing equipment, IC packaging device, IC transport chamber, LED vacuum annealing furnace, Load lock/transfer chambers, Glove box, LED packaging equipment, Liquid crystal injection and packaging, Vacuum annealing furnace, Vacuum diffusion oven, 3D metallic printing, Single crystal development furnace, Microwave cleansing and microwave drying device, E-beam/Laser melting, Vacuum degassing, Vacuum gasoline substitution, Freezing dryer, Vacuum storage, Reduced temperature plasma sterilizer, Dental equipment, Lithium battery drying and packaging device, Spectroscopy/scHangZhou electron microscopy, Manufacturing unit wholesale Substantial Top quality Sliding Window Wheels Shower Door Pulley Wheel With Bearings Place environment simulation equipment, Helium Leak detector, Mass spectrometer, Cryopump regeneration, Oil free of charge ultrahigh vacuum device, Vacuum tools, Oil totally free thoroughly clean vacuum
Energy Source: Electric powered
Stress: Low Pressure
Composition: Scroll Pump
Certification: CE, EAC, ISO9001 certificated
Characteristic: No oil, minimal sound, servicing free of charge,give thoroughly clean vacuum
Mechanical Seal: Clearance sealed
Motor: 1/3 phase,fifty-60Hz,1425/1725rpm,one hundred ten-416V,550W.Plug for United states,EU,British isles,India
Common or Nonstandard: Standard
Substance: Aluminum alloy
Shade: Grey
Packaging Information: Regular honeycomb carton packaging, external winding plastic stretch movie defense

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GWSPS Oil free Scroll Vacuum Pump
GWSPS oil totally free scroll vacuum pump is created with pump head assembly, crank pin assembly, bracket assembly, air flush assembly, and exhaust valve assembly. Two spiral cylinders, 1 offset and orbiting in opposition to the other fastened with an offset of 180° to form many crescent-shaped pockets of various dimensions. By implies of an eccentric drive, the orbiting scroll is manufactured to orbit about the mounted scroll, decreasing the quantity of the pockets and compressing fuel from outside toward the within thereby pumping the gasoline from vacuum chamber.
Technical Specs

Model			GWSPS300
Displacement	50Hz	cfm	eight.8
		m3/h	fifteen.eight
		l/s	four.4
		l/min	264.
	60Hz	cfm	ten.six
		mthree/h	eighteen.9
		l/s	5.three
		l/min	317.
Ultimate Pressure		Torr	≤ Factory Good Price tag High Quality Synchronous Pulley C45 Steel Black Coating Area Treatment method Timing Belt Pulley 6.*10-two
		psi	≤1.2*ten-3
		mbar	≤8.*10-2
		Pa	≤8
Noise Level		dB(A)	≤61
Leakage		mbar·l/s	one*10-seven
Max. Inlet/Exhaust Force		MPa	.1 / .13
Ambient Operation Temp.		℉	forty one~104
Cooling Type			Air cooled
Inlet/Exhaust Flange			KF25/KF16
Motor 1 period	Electricity	kW	.fifty five
	Voltage	V	a hundred and ten~one hundred fifteen (60Hz), two hundred~230 (50Hz)
	Speed	rpm	1425 (50Hz),1725 (60Hz)
	Plug		North The usa, Europe, Uk/Ireland, India
Motor 3 section	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 phase	mm	535*320*305
	three phase	mm	535*320*305
Net Weight	one section	kg	32
	three stage	kg	27

Protection Precautions
Be certain the inlet fuel temperature must be decrease than 122℉.

Building in Information

Overall performance curves

Characteristics and Positive aspects
Oil free of charge thoroughly clean vacuum
No oil back again-diffusion, no oil mist exhaust,
supply clean vacuum atmosphere
Vast solution lineup
Pumping speed handles 1.8~35.4cfm, limited vacuum level 7.5*10-3~6.*10-2Torr
Ideal for all type of energy offer around the world
110/220/380/460V, 50/60Hz for pick
Reduced vibration, low sounds
57~63 dB(A), easy procedure
Higher efficiency, ease of maintenance
No water cooled, no oil lubricated, daily routine maintenance totally free

Programs
Semiconductor industry
Vacuum sputtering equipment.
IC plasma cleansing device.
IC plasma sharpening machine.
IC packaging equipment.
IC transmission chamber.
Photoelectric industry
LED vacuum annealing furnace.
Load lock/transfer chambers.
Glove box.
LED packaging equipment.
Liquid crystal injection and packaging.
Materials industry
Vacuum annealing furnace.
Vacuum diffusion oven.
3D metal printing.
One crystal growth furnace.
Microwave drying equipment.
E-beam/Laser melting.
Vacuum degassing.
Vacuum gas substitution.
Foods and drug sector
Freezing dryer.
Vacuum storage.
Medical gear
Reduced temperature plasma sterilizer.
Vacuum storage.
Dental tools.
Strength business
SF6 Fuel recovery device.
Lithium battery drying and packaging equipment.
Examining instrument and system
Spectroscopy/scHangZhou electron microscopy
Room environment simulation device
Helium Leak detector
Mass spectrometer
Cryopump regeneration
Accelerators/synchrotrons
Vacuum products
Oil free of charge ultrahigh vacuum unit
Oil totally free vacuum unit

Certificates
GEOWELL developed a highway of impartial R&D of oil-free scroll vacuum pump systems. From basic theoretical study, software improvement to mass production, GEOWELL amassed more than 60 complex patents and proprietary technologies, and certificated with CE of Europe, EAC of RUSSIA and ISO9001.

The Quality Management
GEOWELL has integrated top quality notion into each and every element of item manufacturing. Top quality manage starts off from uncooked materials incoming, developed up and implement requirements working methods from incoming raw resources, 45mm round wheel poultry plastic pulley for lifting chicken gear production, assembly, to cargo, all perform high quality inspection. strictly implements testing expectations, and can make knowledge as only criterion for high quality inspection.

Packaging & Transport

Company Details
GEOWELL VACUUM CO.,LTD. is a Hi-TECH organization in China dedicating in producing, investigation and growth, marketing of oil free of charge scroll vacuum pumps and vacuum compressors given that 2002. GEOWELL has been providing consumers and associates with top quality quality items that are efficient and trustworthy, GEOWELL feel the integration of substantial efficiency and substantial trustworthiness merchandise and provider will provide the highest price to each our buyers and ourselves.

Exhibitions

Issue & Solutions
Q: How prolonged can I get the feedback after we sent the inquiry?
A: We will reply you inside of 12 several hours in functioning day.
Q: Are you immediate producer?
A: Indeed, we are immediate manufacturer with manufacturing unit and worldwide section we manufacture and market all our items by ourselves.
Q: When can you delivery the item to us?
A: Because we are a manufacturing facility with huge warehouse, we have plentiful items in keep, so we can delivery inside of 7 days soon after get your deposit.
Q: Can I incorporate emblem to the products?
A: Of program, but we normally have amount requirement. You can get in touch with with us for specifics.
Q: How to assure the good quality and soon after revenue support of your products?
A: We conduct rigorous detection for the duration of production from uncooked substance arrive in to merchandise offering shipment. Each and every merchandise have to go by means of 4 measures inspection from casting, machining, assembling, and efficiency screening inside our manufacturing facility just before cargo, also intact packaging take a look at are insured.
Q: What is your guarantee expression?
A: There is a twelve months guarantee for our export products from the day of shipment. If guarantee has run out, our buyer need to shell out for the alternative part.
Q: Is the sample available?
A: Indeed, usually we ship our samples by Fedex, DHL, TNT, UPS, EMS, SF, Depon, GE druck Higher Quality Hydraulic Hand Pump Druck pneumatic pressure and vacuum pump PV211 it will take close to 3 to 4 times for our consumer acquire them, but customer will demand all value relevant to the samples, such as sample value and air freight. We will refund our customer the sample cost following acquiring the buy.

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.

editor by czh 2023-02-15