Roughing Ports Vacuum Valves
from Edwards Vacuum
Edwards backing/roughing valves with ISO NW roughing and forepump terminations feature manual or pneumatic actuation. They combine the function of separate backing/roughing valves in one integral 3 port unit. A flexible neoprene connector is supplied for the backing connection. The roughing and... [See More]
- Features: Bellows; RoughingPorts
- ISO Port Flange Size: NW 16
- Type: Angle
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)
from VACUUBRAND, Inc.
The VS B series valves are butterfly-type valves. A circular valve plate with a sealing ring on the circumference rotates around an axis at right angle to the valve axis. As a result, the valves leave virtually the entire cross section free, offering very good conductance. The valve bodies are made... [See More]
- Features: High conductance; RoughingPorts
- Port OD: 1.57
- Type: Butterfly; Inline; Straight Through
- ISO Port Flange Size: NW 40 ; NW 50
from Edwards Vacuum
Edwards backing/roughing valves with ISO NW roughing and forepump terminations feature manual or pneumatic actuation. They combine the function of separate backing/roughing valves in one integral 3 port unit. A flexible neoprene connector is supplied for the backing connection. The roughing and... [See More]
- Features: Bellows; RoughingPorts
- ISO Port Flange Size: NW 25
- Type: Angle
- Vacuum / Pressure Range: (UHV, < 10-8 torr); Elevated or positive pressures (>> 760 torr)