Vacuum Isolation Gate Valve

The vacuum isolation gate valve designed by Dazhong Valve Group, the middle flange is connected by flange bolts, and the two ends of the branch pipe are flanged. It adopts parallel double sealing pair bidirectional sealing, simple structure, convenient maintenance, reliable sealing, excellent performance and long service life. The vacuum sealing structure is designed to fill the department, and the isolation vacuum is reliable.

• The middle flange is connected by flange bolts, and both ends of the branch pipe are connected by flanges.

• Using parallel double sealing pair bidirectional sealing, simple structure, convenient maintenance, reliable sealing, excellent performance and long service life.

• The relative movement of the sealing pair has low friction and easy opening and closing.

• The vacuum sealing structure is designed to fill the department, and the isolation vacuum is reliable.

• The valve stem is quenched, tempered and surface nitrided, and has good corrosion resistance, scratch resistance and wear resistance.

• The flange gasket is made of composite material, with large expansion coefficient and good air tightness, ensuring reliable isolation between the system and the atmosphere.