Norseal® F-20

Saint-Gobain® Norseal® F-20 is a medium density closed-cell silicone foam rubber product designed to deliver environmentally stable, flame-retardant performance for gasketing, insulation and dampening applications. Norseal F-20 offers excellent compression set resistance and is often the product of choice in aircraft, aerospace, mass transit, military and electronic applications with extremely stringent smoke, flame and toxicity requirements. F-20 offers excellent resistance to environmental conditions, making it an excellent choice for both indoor and outdoor sealing and gasketing applications.

Norseal F-20 is specially designed to provide the following features:

  • Meets key industry standards: FAR 25.853, Bombardier SMP 800-C, NFPA 130, UL V0
  • Recognized to UL 50E gasket and seals for electrical enclosures
  • Non-toxic, low smoke generation and low flame spread
  • Smooth surface on both sides for excellent sealing against air, dust, light and moisture
  • Excellent compression set resistance
  • Excellent resistance to ultraviolet light, ozone and extreme temperature ranges
  • Meets requirements of FDA extractables 21.CFR177.2600 for food contact
  • Closed-cell foam meets AMS 3195
  • Non-corrosive for use with metals and in hostile environments
  • Available as a pressure-sensitive adhesive tape under the Norseal Silicone SNS 520AF product line

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