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Reliable, economical, general-purpose components for HV and UHV applications requiring cleanliness and corrosion resistance.

In the open position

  • Edge-welded bellows and valve seat move out of the gas path thereby achieving high conductance

Features

  • Feature fluorocarbon o-ring seat seals, bellows-sealed shafts, and bonnet seals (select copper for higher temperature bakeout and better ultimate vacuum)
  • Normal repairs can be made without removing the valve body from the system

Pneumatic models also feature

  • Spring-to-close operation on valves ≤ 2", 2-1/2" and larger are air-to-open air-to-close
  • Require a solenoid (sold separately, see accessories)
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