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 ...
The rotary vane vacuum pump is an oil-sealed mechanical vacuum pump and is one of the most basic vacuum-acquiring devices in vacuum technology.
The rotary vane vacuum pump can pump out dry gases in...
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...
In the previous article, I took you through the KF flange. Today I would like to introduce CF flanges.
The full name of the CF flange is Conflat Flange. It is a kind of flange connection used in ul...
I. Mechanical pumps
The main function of the mechanical pump is to provide the necessary pre-stage vacuum for the start-up of the turbomolecular pump. Commonly used mechanical pumps include mainly ...