VR Elastomer Sealed Valves

The VR valves are right angled general purpose UHV valves with a cycle usage minimum of 100,000 activations. The bonnet (top) seal of the valve is welded (VR series).

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Description

  • All metal welded construction VR
  • Viton® face seal
  • 100,000 cycle service life
  • Rising stem
  • Rotatable CF flanges
  • Bakeable to 200°C open or 150°C closed
  • Leak rate < 10-9 mbar ls-1
  • Pressure range from 1×10-9 mbar to 4 bar
  • Hydroformed bellows sealed actuation

Options Available

  • ZVR40R
  • ZVR60R

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