Compressed Non-Asbestos Fiber

KLINGERSIL® C-4430

Thermoseal’s KLINGERSIL C-4430 ring gasket is a general purpose high performance compressed gasket material which offers excellent chemical resistance. C-4430 is manufactured from Fiberglass and Aramid Fibers with a Nitrile binder system and is an exceptional gasket material for sealing liquids in high temperature applications.

Features

  • Excellent chemical resistance – Performs well with water, steam, oils, fuels, and many aggressive chemicals
  • Withstands high temperatures – Continuous service up to 250°C (482°F), with peaks up to 400°C (752°F)
  • Reinforced with aramid fibers – Delivers high mechanical strength and dimensional stability
  • Outstanding sealability – Ideal for low to high bolt load conditions and rough flange surfaces
  • Excellent creep and relaxation resistance – Maintains sealing performance over time under thermal and mechanical stress
  • Asbestos-free formulation – Safe, compliant, and environmentally responsible
  • Trusted in industries such as chemical processing, petrochemical, power generation, HVAC, and general manufacturing

Performance

  • Max Temperature (F) 800°
  • Continuous Max (F) 400°
  • Max Pressure (PSI) 1450

Applications

  • Petrochemical, Chemical
  • Paper, Food
  • Steel, Mining
  • Transportation, Aerospace

Data Sheets

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