Durlon 9000 Ring Gasket

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DURLON 9000 is used in process piping and equipment in chemical, pulp and paper, pharmaceutical, oxygen and industrial gases, food and beverage and other general industrial applications where physical properties such as non-contamination and resistance to highly aggressive chemicals are required. Durlon 9000 has more consistent physical and mechanical properties and does not have voids, separation and chemical compatibility problems found in layered PTFE.


  • Versatile and Reliable Seal
  • Recommended for a wider range of severe chemical service than competitive PTFE blends
  • Maintains a tighter seal than conventional PTFE gasketing
  • Has a higher bolt torque retention that other filled PTFE and conventional PTFE gasketing materials
  • Testing & Research: Berlin, Germany
  • Conforms to FDA standards
  • Exceptional performance in emissions control
  • Can readily provide large diameter gaskets at extremely competitive prices

  • Listed in Pamphlet 95 of the Chlorine Institute as an acceptable gasket material for chlorine services
  • Certified for Oxygen Service by Federal Institute of Materials
  • Eliminates waste and readily available
  • Cost Saving Technology







 Pure PTFE


 2.2 g/cc (138 lbs/cu.ft)

 Tensile Strength
 ASTM F152

 2000 psi (13.8 MPa)





 Min. Temperature

 -350oF (-212oC)

 Max. Temperature

 520oF (271oC)

 Max. Continuous

 500oF (260oC)

 Max. Pressure

 1500 psi (103 bar)


Technical Data Sheet

SGI - Durlon 9000.pdf