1. Basic types and characteristics.
Water ring pumps can be divided into the following types according to different structures.
■ Single-stage single-acting water ring pumps: single-stage means th...
With export quality, complete specifications, attentive after-sales service in one high vacuum solenoid baffle valve, in super vacuum mall, Ali platform, independent station can be purchased, befor...
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...
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 ...
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...
This series of Roots-type vacuum pumps cannot be used alone. It needs to be used in series with the pre-stage vacuum pump to increase the pumping rate of the pre-stage vacuum pump when the pressure...