Vacuum pump is an industrial equipment that is used very commonly on the market today, besides conventional pumps.

Vacuum pump of Elmo Rietschle
1. What is a vacuum pump?
Vacuum pump is an industrial machine that can remove gases from the vacuum chamber leaving only the vacuum part, which can be used to pump water or other liquids.
Contact:
- Phone : + 84 28 3620 4172
- HPhone :0909790869
- email: tuong.nguyen@airvacuum.com.vn
For Foreigner:
- Roland Lim ( Director): 090.8888. 733
- Mail: roland@airvacuum.com.vn
2. Working principle of vacuum pump.

Working principle of vacuum pump
When the motor rotates (vane, rotor...) the pump chamber reaches the centrifugal force that will pull and push the air from the environment to be sucked into the pump.
Next, the air will pass through the back pump chamber to the discharge port to go out. This cycle is operated continuously in a closed loop to prevent vacuum leakage, and at the same time to help increase the suction process, until the space to be vacuumed reaches a certain vacuum as required.
During a working cycle, when the volume in the cavity increases, this is when the pump sucks the water/oil liquid with air, steam. This mixture follows the volume change of the cavity and is gradually compressed and pushed out of the pump outlet. Here the air and liquid will be separated. The engine will be sealed and cooled by oil or air, water depending on the characteristics of the pump.
3. Types of vacuum pump:
- Rotary vacuum pump
- Vane vacuum pump
- Rotor vacuum pump
- Screw vacuum pump
- Liquid ring vacuum pump
- Centrifugal vacuum pump

Vane vacuum pump
4. Brands of vacuum pump
AVA specializes in supplying genuine imported vacuum pumps directly:
- Busch
- Elmo Rietschle
- Robuschi...
These pump lines have high durability, stable water pressure, fuel economy, ..
With pumps such as:
- Screw vacuum pump
- Lipuid ring vacuum pump
5. Vacumm Pump of Elmo Rietschle
Vacuum pump of Elmo Rietschle – imported from Europe
- L-Series Lipuid Ring
- V-Series Rotary Vane
- C-Series Claw
- G-Series Side Channel Blowers and Vacuum Pumps
- F-Series F-Series – Radial
- S-Series Screw
- R-Series Lotary Lobe
- X-Series System solutions
+ CÁC SẢN PHẨM BƠM CHÂN KHÔNG
+ BƠM CHÂN KHÔNG TRỤC VÍT
+ BƠM VÀ MÁY THỔI DẠNG MÓNG VUỐT
+ DẦU DÙNG CHO BƠM CK
+ THƯƠNG HIỆU BƠM ELMO RIETSCHLE
5. AVA - Reputable vacuum pump supplier
AVA is a distributor of many series of vacuum pumps and many other industrial products such as air compressors, components, accessories for vacuum pumps, blowers, etc.
Contact:
- PHONE : + 84 28 3620 4172
- HPHONE :0909790869
- Roland Lim ( Director): 090.8888. 733 – roland@airvacuum.com.vn
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