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Gylon 3545 product style is a white microcellular PTFE.


  • Highly compressible PTFE outer layers seal under low bolt load-suitable for many non-metallic flanges
  • Compressible layers conform to surface irregularities, especially on warped, pitted or scratched flanges
  • Rigid PTFE core reduces cold flow and creep normally associated with conventional PTFE gaskets
  • Pure PTFE withstands a wide range of chemicals
  • Soft PTFE can be cut easily from larger sheets, reducing inventory costs and expensive downtime
  • Rigid PTFE core facilitates installation, especially on large diameter flanges and hard-to-reach areas

Service Media

  • Strong caustics
  • Strong acids
  • Hydrocarbons
  • Chlorine
  • Cryogenics
  • Conforms to FDA regulations

Gylon 3545 Specifications

Min. Temperature:-450°F
Max Temperature:500°F
Max Pressure:1200 (PSI)
Maximum PxT 1/16:350,000 (°F x PSIG)
Maximum PxT 1/8:250,000 (°F x PSIG)