1. Raw Material Annealing (Primary Annealing)
Application Stage
Performed after the initial processing of raw materials (e.g., copper rods, plates via rolling, drawing, or casting) and before...
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 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...
When delving deeper into the differences between suction pumps and vacuum pumps, it becomes evident that despite some superficial similarities in their names, these two types of pumps exhibit disti...
Trucks appear at a container terminal in the port of Qingdao in China’s Shandong province on April 28, 2021, after the tanker A Symphony and the bulk carrier Sea Justice collided outside the ...
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...