Metal Y(S)-Oysterseal-Rings

Oysterseals are highly flexible and low load metal seals. Gas tightness can only be realized with soft plating and/or if the seal is spring energized.

Oysterseals are available for internal and external pressure.

These seals are not available as shaped seals.

  • Semi dynamic and static applications

    • Gas & steam turbines
    • Valves
    • Swivels
    • Turbochargers
  • Performance indicator

    • Unplated E-1 to E-3 mbar*l/s
    • Plated E-2 to E-4 mbar*l/s
    • Plated + spring + polish E-3 to E-7 mbar*l/s
  • Features / requirements

  • Benefits

  • Low load seal

    Lower bolt force required

  • High springback

    Allows higher flange lift off

  • Limited leak tightness

  • Specific circular surface finish required

  • Highly pressure activated