A vacuum pump is a Small Vacuum Pump device or device that USES mechanical, physical, chemical substance or physical-chemical strategies to pump air out of a container to obtain a vacuum.In most cases, vacuum pump is a device that improves, generates and maintains vacuum in a closed space simply by various means.
Regarding to the operating basic basic principle of vacuum pump, vacuum pump could be divided in to two types, namely gas capture pump and gas transfer pump.It really is widely used in metallurgy, chemical substance industry, food, electronic coating and other industries.