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Supagraf® OX

A graphite yarn compression packing designed for valves in oxygen service.

  • Gaseous oxygen service
  • Liquid oxygen service
  • Valves

Supagraf OX has been developed specifically for valve services with gaseous and liquid oxygen, to provide safe operation and low emission rates. This valve stem packing is manufactured in a clean room environment, from yarn to finished product. It comprises high purity flexible graphite yarn treated with oxidation inhibitors. The yarns are individually reinforced with Inconel 600 wire mesh.

  • Manufactured in a clean room environment, from yarn to finished product
  • High purity flexible graphite yarn treated with oxidation inhibitors
  • Yarns individually reinforced with Inconel 600 wire mesh

  • Supagraf OX is designed for valves handling gaseous or liquid oxygen
  • For applications involving media other than oxygen, please contact us for further advice
  • Supagraf OX is NOT suitable for use with control valves where fine adjustment is required, as this is a dry product that does not contain a lubricant package

For gaseous oxygen service up to +60°C (+140°F):

  • Maximum oxygen pressure 44 MPa/440 bar (6382 psi)

For gaseous oxygen service from +60°C (+140°F) up to +300°C (+572°F):

  • Maximum oxygen pressure 25 MPa/250 bar (3626 psi)

For liquid oxygen service:

  • Limit service pressure to 45 MPa/450 bar (6527 psi)

  • All popular square sections from 3 mm to 25 mm (1/8" to 1") in boxes containing 8 m (26' 3"), or in coil form by the metre / foot or kilogram / pound
  • Also supplied as split preformed rings and sets

  • BAM certified
  • Shell MESC SPE 85/204
  • Shell MESC SPE 77/303
Related Downloads

Supagraf OX fitting guide

English pdf (745 KB) Download

Supagraf OX datasheet

English pdf (373 KB) Download

Compression packing guide

Our constant advances in materials and lubricants, product design and manufacturing techniques, keep us at the forefront of compression packing technology. We therefore bring you one of the widest ranges of packings to match the temperatures, pressures and speeds of your most modern fluid handling systems, and economical packings for your older plant.

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Compression packing guide

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