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Graphite gaskets

Our Supagraf expanded graphite jointings combine excellent chemical resistance with an exceptionally wide temperature range to provide outstanding sealing over extended periods.

  • Temperatures from cryogenic to above +400°C in oxidising environments
  • Maximum temperature of +2500°C in inert conditions under certain circumstances
  • Excellent resistance to stress relaxation at elevated temperatures

James Walker's Supagraf comprises chemically expanded flake graphite that is calendared into sheets of controlled thickness. It is made without fillers or elastomeric content.

  • Extra strength for ease of handling and fitting
  • Excellent sealing integrity

Popular applications include;

  • General chemicals
  • Steam
  • Oil and solvents
  • Fuels and gases

Graphite gasket range

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TYPICAL APPLICATIONS
  • HPI/CPI
  • Hydrogen

Supagraf® HD Pro

Supagraf HD Pro is a high temperature / high pressure multi-layer high grade graphite sealing system.
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TYPICAL APPLICATIONS
  • HPI/CPI

Supagraf® T10XA

Supagraf T10XA is a high temperature / high pressure tanged core high grade sealing system with an anti-stick surface treatment.
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TYPICAL APPLICATIONS
  • HPI/CPI

Supagraf® T10X

Supagraf T10X is a high temperature / high pressure high grade sealing system with tanged core.
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TYPICAL APPLICATIONS
  • HPI/CPI

Supagraf® S10X

Supagraf S10X is a high temperature / high pressure laminated graphite high grade sealing system.
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TYPICAL APPLICATIONS
  • General industry

Supagraf® N7

Supagraf N7 is a high purity nickel foil laminated graphite sealing system.
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TYPICAL APPLICATIONS
  • General industry
  • Nuclear

Supagraf® Plain

Supagraf Plain is available as a standard and an ultra-pure graphite foil gasket material.

Expert to Expert

Want to discuss your project, engineering or materials challenge expert to expert? Simply provide us with your contact details and a little information about the application you are working on, and one of our experts will contact you as soon as possible.

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