Warranty: 1 Yr
Customized assistance: OEM, ODM, OBM
Design Number: DPS571
Software: Petroleum, Pharmaceutical, Study, and so forth.
Horsepower: 1.5Hp
Energy Source: Electrical
Stress: ≤3Pa(.02Torr), Reduced Pressure
Composition: Screw Vacuum Pump
Voltage: AC one hundred ten-480V fifty/60Hz
Electricity: 1.1Kw
Product Name: Air Cooled Dry Screw Vacuum Pump
Kind: Air Pump
Seal Approach: Mechanical Seal
Inlet & Outlet Hole: KF25 & KF25
Working Temp.: -twenty~30℃
Pump Physique: Alunimun Alloy
Screw Rotors: SS304
Certification: CE
Packaging Particulars: Plywood Box
Port: ZheJiang Port or any other port

Suggest Merchandise DCVS Dry Central Vacuum Method SMVS Micro-Vacuum System DPSB Silent Dry Screw Vacuum Pump DPSE Water Cooled Dry Screw Vacuum Pump SV One Phase Rotary Vane Vacuum Pump RSS Roots Screw Vacuum Method Solution Overview DPS Air Cooled Dry Screw Vacuum Pump: DPS dry compound screw vacuum pump is the innovation and development of AfaPa’s merchandise, making use of the fifth generation of compound variable pitch screw technologies (thirty% strength saving, lower exhaust temperature), with large performance, energy conserving, environmental protection, DWJC-fifty-5001-.55KW helical gear worm reducer gearbox drive for greenhouse answers with limit module, aluminum housing light-weight, straightforward operation, reliable functionality characteristics. It will be primary building pattern of the vacuum pump in long term. Entrance View Back View Operating Principle: Dry compound screw vacuum pump are consist of 2 paralleled screw rotors and pump body sort multiple sealed place, rotor and rotor, rotor and pump entire body all maintain minuscule clearance(no touch, no friction), with the reverse gears driving, gas hold continually transfer from inlet gap to outlet gap. Owing to 2 rotors and pump body have no friction each other, want not lubrication oil, can preserve cleanse gasoline. Gasoline hold constantly transfer, brief passageway, large effectiveness, outlet gap position reduced than screw rotors, GearBank Planetary Equipment Suits to John Deere R105829 Z=15 Higher Top quality Planetary Gear Mechanic Equipment Transmission Equipments powerful drainage potential, easy to cleanse, no intermediate bulkhead(claw vacuum pump and rotors vacuum pump have intermediate bulkhead), greater exhaust and drainage, simple to keep. Our Positive aspects Characteristics: 1. Air cooled layout.2. Operating chamber one hundred% no oil.3. Strong resistance to h2o vapor.4. Most recent variable pitch screw rotors.5. No get in touch with double screw rotors.6. Self-layout multistage flat seal.7. Max vacuum reach at 1Pa. Venture Situations: Product Paramenters

Pumping Pace (m3/h)205080
Max Vacuum (Pa/Torr)<3/.02
Motor Power (Kw/Hp)1.1/1.five1.5/2.22.2/3.
StructureHorizontal Sort
Inlet & Outlet GapKF25 & KF40KF40 & KF40KF40 & KF40
Cooling ApproachAir Cooled
Sealing TechniqueDouble Lip Teflon / Double Lip Rubber / Mechanical Seal
Gear/Bearing Lubrication100# Synthetic Gear Oil
Noise (dB)657072
Weight (Kg)425664
Dimension (LxWxH, MM)662x303x273763x326x280843x326x280
Remark: 1m3/h=.2778L/S, 1m3/h=.5883CFM. 1Pa=.01mbar, 1Pa=.001Kpa, 1Pa=.0075Torr, Portable vacuum pump for laboratory use 1Pa=.000145PSI, 1Pa=.00001Bar.
Product Packaging Exhibition 2018 ZheJiang PMEC 2019 ZheJiang SEMICON 2019 ZheJiang CPHI 2019 ZheJiang CPHI 2019 Frankfurt CPHI 2019 Frankfurt CPHI FAQ Q1: If I want to inquiry, what can I want to supply?A1: Please tell us your Working Vacuum Diploma(Pa,mbar or torr), Flowrate(L/S or M3/H) and Usage.Q2: Do you have MOQ?A2: 1Pcs is ok,if you have more amount, the price will be reduce down.Q3: How long to supply?A3: We need to have about 4-5 months to produce,then added need about 5-7 days to prepare domestic shipping and port clearence.Q4: What is your payment time period?A4: 30% for prepayment, then the balance ought to paid before shipping and delivery, by TT.Q5: How extended for the warranty?A5: one year for whole device.If the pump go wrong, the customer can decide on back again the pump to manufacturing facility mend,or we provide remote complex help. Organization Profile

What Are Vacuum Pumps?

Vacuum pumps use air flow as the source of energy. The system is ideal for dewatering wet media, creating filter cakes, and pneumatically moving materials through a pipe. A vacuum pump works through air flow that is moved by differential pressure. The pump’s air flow develops a vacuum in a chamber that is called the vacuum box. As the air flow collects gas at a faster rate than atmospheric pressure, it is considered the “heart” of a vacuum system.
Vacuum Pump

Principles of operation

Vacuum pumps work by reducing the volume of air that moves through them. Depending on the design, there are several different types of vacuum pumps. All of these types operate under the same principles, but have their own special features. Here are some of their most important characteristics. In addition to their capacity, the main differences between these pumps are their manufacturing tolerances, materials of construction, and level of tolerance for chemicals, oil vapor, and vibration.
Vacuum pumps create a partial or low-pressure vacuum by forcing gas molecules from their high-pressure states to their low-pressure states. However, these pumps can only achieve a partial vacuum, and other methods are necessary to reach a higher level of vacuum. As with all pumps, there are several ways to increase the level of a vacuum.
First, consider the type of vacuum you want. This is the most important factor when choosing a vacuum pump. If you need a high level of vacuum, you’ll need a high-quality vacuum pump. High-quality vacuum pumps have a high pressure limit, while ultrahigh-quality pumps are capable of achieving a very low vacuum. As the pressure decreases, the amount of molecules per cubic centimeter decreases and the quality of the vacuum increases.
Positive displacement pumps are best suited for low and medium-pressure systems. But they can’t reach high vacuum, which is why most high-pressure systems use two pumps in tandem. In this case, the positive displacement pump would stall and the other one would be used instead. Similarly, entrapment pumps have higher-pressure limits, so they must be refreshed frequently or exhaust frequently when there is too much gas to capture.
Another important aspect of vacuum pump operation is its speed. The speed of pumping is proportional to the differential pressure across the system. Therefore, the faster the pumping speed, the lower the draining time.


A vacuum pump is a mechanical device used to generate a vacuum. It can create a low or high vacuum. These pumps are used in the process of oil regeneration and re-refining. The design of a vacuum pump must be compatible with the vacuum. The pump’s mass and speed should be matched.
The design of a vacuum pump is important for many reasons. It should be easy to use and maintain. Vacuum pumps need to be protected from external contamination. For this reason, the oil must be kept clean at all times. Contamination may damage the oil, resulting in pump failure. The pump’s design should include features that will prevent this from happening.
The main objective of a vacuum pump is to remove air and other gases from a chamber. As the pressure of the chamber drops, the amount of molecules that can be removed becomes more difficult. Because of this, industrial and research vacuum systems typically require pumps to operate over a large pressure range. The range is generally between one and 10-6 Torr. A standard vacuum system uses multiple pumps, each covering a portion of the pressure range. These pumps can also be operated in a series to achieve optimal performance.
The design of a vacuum pump can vary depending on the application and the pressure requirement. It should be sized appropriately to ensure that it works properly. There are several different types of pumps, so selecting the right pump is essential to maximizing its efficiency. For example, a slow running vee belt drive rotary vane vacuum pump will have a lower running temperature than a fast-running direct-drive pump.
Vacuum Pump


The performance of a vacuum pump is an important indicator of its overall condition. It helps determine whether the system is performing optimally and how high the ultimate vacuum level can be achieved. A performance log should be maintained to document variations in pump operating hours and voltage as well as the temperature of the pump’s cooling water and oil. The log should also record any problems with the pump.
There are several ways to increase the performance of a vacuum pump. For example, one way is to decrease the temperature of the working fluid. If the temperature of the fluid is too high, it will lead to a low vacuum. A high temperature will make the vacuum degree of the pump even lower, so heat transfer is an important part of the process.
Nozzles are another major component that impacts the performance of a vacuum pump. Damage or clogging can result in a compromised pumping capacity. These problems can occur due to a number of causes, including excessive noise, leakage, and misassembled parts. Nozzles can also become clogged due to rusting, corrosion, or excess water.
Performance of vacuum pump technology is vital for many industries. It is an integral part of many central production processes. However, it comes with certain expenses, including machines, installations, energy, and maintenance. This makes it essential to understand what to look for when purchasing a vacuum pump. It is important to understand the factors that can influence these factors, as they affect the efficiency of a vacuum pump.
Another important factor in determining the performance of a vacuum pump is throughput. Throughput is a measurement of how many molecules can be pumped per unit of time at a constant temperature. Moreover, throughput can also be used to evaluate volume leak rates and pressure at the vacuum side. In this way, the efficiency of a vacuum pump can be judged by the speed and throughput of its leaks.

Atmospheric pressure

Vacuum pumps work by sucking liquids or air into a container. The amount of vacuum a pump can create is measured in pressure units called atms (atmospheric pressure). The pressure of a vacuum pump is equal to the difference between atmospheric pressure and the pressure in the system.
The amount of force produced by air molecules on each other is proportional to the number of impacts. Therefore, the greater the impact, the higher the pressure. In addition, all molecules have the same amount of energy at any temperature. This holds true for both pure and mixture gases. However, lighter molecules will move faster than heavier ones. Nevertheless, the transfer of energy is the same for both.
The difference between atmospheric and gauge pressure is not always straightforward. Some applications use one term to describe the other. While the two concepts are closely related, there are key differences. In most cases, atmospheric pressure is a higher number than gauge pressure. As a result, it can be confusing when choosing a vacuum pump.
One method is to use a U-tube manometer, a compact device that measures the difference between atmospheric pressure and vacuum. This device is commonly used for monitoring vacuum systems. It can measure both negative and positive pressure. In addition, it uses an electronic version of a gauge.
The atmospheric pressure affects the performance of a vacuum pump. When working with porous materials, the pump must overcome leakage. As a result, it must be equipped with enough capacity to compensate for variations in the porosity of the work piece. This is why it is critical to buy a vacuum pump that has a large enough capacity to handle the variation.
Vacuum Pump

Typical application

Vacuum pumps are used in a variety of applications. They generate low and high pressures and are used to evaporate water or gases from various materials. They are also used in petroleum regeneration and re-refining processes. Typical applications of vacuum pumps include: a.
b. Rotary vane pumps are used in a variety of vacuum applications. They are suitable for industrial applications, freeze drying and cabinet making. They use oil as a sealant and coolant, allowing them to perform well in a variety of applications. This makes them ideal for use in a variety of industries.
The pumping rate of the vacuum pump is important. This refers to the volume pumped from a given point at a given rate. The higher the speed, the faster the pump will expel the air. Depending on the gas composition, this number will vary. When choosing a vacuum pump, gas composition and process requirements should be considered.
Vacuum pumps are used in a variety of industries from laboratories to medical facilities. In medical applications, they are used in radiation therapy and radiopharmaceuticals. They are also used in mass spectrometers, which are instruments used to analyze solid, liquid, or surface materials. Vacuum pumps are also used in decorative vacuum coatings and Formula 1 engine components. A trash compactor is another example of using a vacuum pump.
Vacuum pumps are used in a variety of applications including water purification and aeration. Vacuum pumps are also used in portable dental equipment and compressors in the dental industry. Vacuum pumps are also used in molds for dental implants. Other common applications for vacuum pumps include soil aeration and air sampling.

China 1.5Hp 5.5LS Smallest Air Cooled Dry Screw Vacuum Air Pump     vacuum pump distributorsChina 1.5Hp 5.5LS Smallest Air Cooled Dry Screw Vacuum Air Pump     vacuum pump distributors
editor by czh 2023-02-08