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Vacuum pumps are very important machinery widely used in production, and there are many types. How much do you know about the working principles of different va...

The dry screw vacuum pump uses a pair of screws rotating synchronously in opposite directions at high speed in the pump chamber. The two rotors together with th...

One working principle of oil-free vacuum pumps is through volume change: air is drawn in when the volume is large and discharged when the volume becomes smaller...

There are three common working principles of oil-free vacuum pumps, similar to volume vacuum pumps, claw vacuum pumps and cryogenic vacuum pumps respectively. O...

The design concept of the oil-sealed rotary vane vacuum pump is to obtain vacuum through the volume change of the pump chamber formed by the eccentric rotor and...

The water ring vacuum pump obtains vacuum by means of a water ring formed inside the pump casing when the eccentric impeller rotates. During rotation, the water...