Gaskets

Our Gaskets are manufactured from Oxygen Free High Conductivity Copper and are specifically designed for UHV applications. We supply in a range of standard types including commercial grade for large quantities, Etched for a super clean environment, Annealed for use with viewports and Silver Plated for Synchrotron and low mag environments.

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  1. Gasket OFHC Copper Pk 5 250 OD Flange Unetched
    SKU: ZCUC200
    High quality oxygen-free copper gaskets for university and commercial use. These are rumbled to remove all the burrs, UHV cleaned and individually packed. Designed for UHV applications where high usage or bulk purchase pricing is required.
  2. Gasket OFHC Copper Pk 5 254 OD Flange Etched
    SKU: ZCU200
    Super clean ultra high quality oxygen free surface etched copper gaskets for use in UHV application where there are no compromises in quality. These are rumbled to remove all the burrs, etched to remove surface skin, UHV cleaned and individually packed.
  3. Gasket OFHC Copper Pk 5 252 OD Flange Annealed Etched
    SKU: ZCUA200
    Super clean ultra high quality oxygen free annealed copper gaskets for lower tightening torque to make a UHV leak tight seal. These are rumbled to remove all the burrs, UHV cleaned and individually packed. Recommended for use where you are using zero length viewports and fragile ceramic feedthroughs.
  4. Gasket OFHC Copper Pk 5 250 OD Flange Silver Plated
    SKU: ZCUSP200
    4 to 6 weeks delivery
    Super clean ultra high quality oxygen free Silver plated gasket. These are rumbled to remove all the burrs, etched to remove surface skin prior to silver plating, UHV cleaned and individually packed. Completely free from any nickel flash base coat. Recommended for use in HV & UHV systems where the vacuum environment could oxidise a plain copper gasket.
  5. Gasket Viton® Pk 2 250 OD Flange
    SKU: ZVIT200
    Viton® gaskets are used in HV applications with low bakeout temperatures (
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