Many people may see gas ballast in the instructions of some oil sealed vacuum pumps. For example, there may be two types of vacuum degree for rotary vane vacuum pumps: one is the value of gas balla...
In fluid control systems, valves serve as crucial devices for regulating and controlling fluid flow. Among them, angle valves and gate valves are two common and distinctive types of valves. This ar...
Our company has advanced manufacturing equipment and testing equipment, such as precision machining equipment, precision automatic welding equipment, three coordinate measuring instrument, helium m...
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 ...
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...
A vacuum bellow is an axisymmetric tubular shell that whose bus bar is corrugated in shape and which has a certain bendability. Therefore it is also referred to as a flexible or flexural tube. Due ...