https://www.welchvacuum.com/en-us
Welch Vacuum specializes in rotary vane vacuum pumps, liquid ring vacuum pumps, oilless vacuum pumps, diaphragm vacuum pumps, linear vacuum pumps and miniature vacuum pumps. We have provided quality vacuum pumps for a wide range of applications and markets for many years.
Rotary vane vacuum pumps are vacuum pumps that generate low-pressure zones by rotating the moving parts against the pump casing. The mating surfaces of the rotor and the housing have very...
A vacuum pump is a piece of equipment capable of generating a partial vacuum or a low-pressure space by drawing gas molecules out of a sealed chamber. A vacuum is a relative state at which the chamber pressure has...
A ball valve is a shut-off valve that allows or obstructs the flow of liquids and gases in a piping system by rotating the ball having a bore inside the valve for 90°. The ball is mounted against two seats and has a stem that connects it to the operating and control mechanism that rotates the ball...
