Norseal Silicone

SRP has been providing custom converted Norseal silicone gaskets and seals to various industries for many years. We exceed customer expectations through exceptional customer service, quality manufacturing, competitive pricing and on-time delivery. Norseal silicone is a high-performance silicone product with a unique chemical structure that gives it high temperature stability and general inertness unavailable in any other elastomer.
INQUIRE Average Quote Time Is Under 48 Business Hours
  • Flame retardant UL 94 V-0 in thickness ≥ 1/16” (1.59mm)
  • Passes key industry standards like FAR 25.853, Bombardier SMP 800-C, NFPA 130
  • Passes requirements of FDA extractables 21.CFR177.2600 – extremely clean elastomer for use in non-direct food contact applications
  • Smooth both sides is available on F-20 for Excellent Sealing attributes. Smooth one side / slight texture opposite side is the standard for F-12, however smooth both sides can be offered as a custom item
  • Excellent compression set resistance
  • Excellent resistance to ultraviolet light, ozone and extreme temperature ranges for long-term aging properties
  • Weather, moisture, ozone, UV and fungus resistant - perfect gasketing material for outdoor applications
  • (F-20) closed cell foam passes AMS 3195
  • (F-20) is recognized to UL 50E, gasket and seals for electronic enclosures.
  • PCB press pads for multiple hit applications
  • High pressure resistance - high strength for up to 1000 psi
  • Custom formulations function at temperatures up to 600°F (315°C)
  • Fiberglass support allows for narrow cut gasketing, offering superior strength
  • Formulation 4480 is a reversion resistant PCB press pad
  • Non-stick surface for easy release of adhesives and resin systems
  • Smooth surface - smooth, clean transfer to customer’s final product
  • Excellent compression set resistance - quick recovery in gasketing applications
  • Excellent long-term aging properties - gasket reliability often outlasts final product
  • Weather, moisture, ozone, UV and fungus resistant - perfectgasketing material for outdoor applications
  • Wide temperature range, from -100°F to + 500°F (-73°C to + 260°C)
  • Superior mechanical properties than competitive products for higher strength applications
  • Various firmness available to match compression deflection forces of gasketing requirements
  • Ozone and UV resistant for both indoor and outdoor applications
  • Uniform closed cell structure for dust, moisture and weather tight seals
  • New UL 94 V-0 (R-10404) flame retardant versions available
  • Post cured products – clean low out-gassing products in application
  • Can be fabricated into gaskets and cushion pads = ease of application
  • Can be supplied with either silicone or acrylic pressure-sensitive adhesive for ease of application
  • Products designed to meet numerous customer, government and military specifications
  • Foam Rubber - F12, F20

  • Solid Rubber - 3320, 4032, 4050

  • Solid Rubber - 9030, 9070, 9200

  • Sponge Rubber - R10400, R10450, R10460, R10470, R10480, R10490

SRP Is A Preferred Converter Of Norseal Silicone