Operating range

Armatur Pressure [pmax]: 500 bar
pH: 0 - 14

Temperature: t = -200… +650 °C

Main application

For valves in the highest temperature ranges. The special bull rings protect the inner graphite rings from oxidation. All rings are designed with a skive cut.

Form of delivery

The rings of the High Temperature Packing Set 9443 are delivered with 45 degree skive cut for easy installation. They will be precompressed for best performance. We have approx. 2,000 dies available in metric and imperial sizes.

Both packing styles of Packing Set 9443 are as well available on spools in common cross sections.

HIGH TEMPERATURE PACKING SET 9443
Built with Temperature resistant endrings braided with Promiculite yarn. Inside sealing rings are prduced from expanded graphite with inconel reinforcement and passive corrosion Inhibitor.

  • Extrusion and blow out stability through ultrafine Inconel metal mesh reinforcement on each individual yarn
  • Non-hardening, excellent long term sealability
  • Heat resistant endrings ensure minimal Volume loss at temperature
  • Coefficient of thermal expansion close to steel
  • Easy to install and easy to remove
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