Description
A vacuum pump is a device or device that USES mechanical, physical, chemical substance or physical-chemical strategies to pump air out of a container to get a vacuum.Generally speaking, vacuum pump is a device that improves, generates and maintains vacuum in a closed space simply by various means.
Regarding to the operating basic principle of vacuum pump, vacuum pump can be divided in to two types, namely gas catch pump and gas transfer pump.It is widely used in metallurgy, chemical substance industry, food, electronic coating and other industries.
