Rotary vane vacuum pumps are used as oil sealed pumps most of the time. During the use, some oil and gas will be expelled together with the pumped gas, resulting in oil spray. Therefore, rotary van...
Vacuum pumps
Common faults, troubleshooting and repair methods
Problem 1:
Vacuum pump failed to start
Problem 2:
The vacuum pump does not reach the ultimate pressure
Problem 3:
Pumping speed ...
The scroll vacuum pump evolved from the scroll compressor. Its structural principle was first invented by the French engineer Cruex in 1905, but due to technological limitations at the time, it was...
Many vacuum process installations are equipped with a Roots pump on top of the pre-stage pump, both to increase the pumping speed and to improve the vacuum. However, the following problems are ofte...
Mass Flow Controllers(MFC) provide precise measurement and control of the mass flow of gases.
I. What is the difference between a MFC and a MFM?
Mass flow meter(MFM) is a kind of instrument that ...
As the golden autumn approaches, the global optoelectronics industry gears up for a grand gathering – the 25th China International Optoelectronics Exposition (CIOE 2024). Scheduled to take place f...