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...
A vacuum pump is a device that generates, improves and maintains a vacuum in an enclosed space by various methods. A vacuum pump can be defined as a device or equipment that uses mechanical, physic...
The Chinese government has spent $14.84 billion on green building projects as it focuses more on reducing building pollution.
It also spent $787 million on green building materials for specially de...
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...
Mass Flow Controllers(MFC) provide precise measurement and control of the mass flow of gases.
I. What is the difference between a MFC and a MFM?
Mass flow meter(MFM) is a kind of instrument that ...
I. Mechanical pumps
The main function of the mechanical pump is to provide the necessary pre-stage vacuum for the start-up of the turbomolecular pump. Commonly used mechanical pumps include mainly ...