High vacuum manual angle valves, swith manual rotation of the handle to drive the opening and closing of the valve plate. with the advantages of smooth action, small size, reliable use, good sealin...
This week, I have compiled a list of some common vacuum terms to facilitate a better understanding of vacuum technology.
1、 Vacuum degree
The degree of thinness of the gas in a vacuum, usually exp...
A viewport is a window component mounted on the wall of a vacuum chamber through which various light and electromagnetic waves, such as ultraviolet, visible and infrared, can be transmitted. In vac...
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...
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...
1. Flange connection
This is the most commonly used form of connection in valves. According to the shape of the joint surface, it can be divided into the following categories:
● Smooth type: it is ...