Norseal® F20 Series – 4.76mm | Saint GobainCustom pads and gaskets priced instantly and made to order within 24 hours!

Norseal® F20 Series – 4.76mm | Saint Gobain

Silicone Foam Rubber

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  • 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
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SKU: 93653 Categories: , , , Brand:

Description

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.

Benefits

  • 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

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
  • 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

Recommended Uses

  • Trains
  • Medical equipment
  • Aerospace
  • Street lamps
Physical
Property Unit of Measure Value Test Method
Colours – Grey –
Tensile Strength psi (kPa) 30 (207) ASTM D412
Elongation at Break % 60 ASTM D412
Density Ib.ft3 (kg/m3) 20 (320) ASTM D3574
Compression Deflection psi (kPa) 10 (70) ASTM D1056
Compression Set (50% for 22 hrs. at 212°F) % <5 ASTM D1056 “D”
Surface Description – Smooth both sides –
Flammability
Property Unit of Measure Value Test Method
Flame Resistance (UL) – Pass UL 94 V-0
Flame Resistance (FAR) – Pass FAR 25.853 (12s & 60s)
Flame Spread Index L1 <15 ASTM E162
Smoke Density D2 1.5 minutes < 20
4.0 minutes < 50		 ASTM E662
Toxic Gas Emissions Rating – Pass SMP-800C
Flame Propagation – Pass ASTM C1166
Environmental
Property Unit of Measure Value Test Method
Stain Resistance – Pass ASTM D925 – 06e2, Method A
Ozone Effect Rating – No cracking ASTM D1171-99 (2007), Method A
UV Resistance Visual No degradation SAE J1960
Water Absorption % <5 ASTM D471
Temperature Range F° (°C) -60 to + 400 (-51 to +204) –
FDA Extractables – Pass 21 CFR 177.2600 (food contact)
Gasket and Seals for Electronic Enclosures – Pass UL 50E
Electrical and Thermal
Property Unit of Measure Value Test Method
Dielectric Strength volts/mil (VPM) 80 ASTM D149
Dielectric Constant – 3.5 ASTM 150
Dissipative Factor – 0.03 ASTM 150
Dry Arc Resistance Seconds 127 ASTM D495
Volume Resistivity ohms-cm 3.39 × 1014 ASTM 257
Thermal Conductivity W/m°K 0.074 ASTM C518
Thermal Insulation (R-value) ft.2 • h • F°/Btu • in 1.94 ASTM C518
Low Temperature Embrittlement F° (°C) -148 (-100) DMA

Saint Gobain Norseal® F Series Datasheet





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