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Saint Gobain Norseal® PF20 Series – PF25 – 1.6mm
April 28, 2021
Saint Gobain Norseal® F20 Series – 4.76mm
July 14, 2022
Saint Gobain Norseal® F20 Series – 0.8mm
Silicone Foam Rubber
£0.00
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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
Product is on backorder, Please allow 35 working days for delivery of this item
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 |
Related products
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- Good fire performance (self-extinguishing)
- High-temperature resistance
- Outstanding strength/stiffness to weight ratio
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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
- Meets key industry standards: FAR 25.853, Bombardier SMP
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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
- Meets key industry standards: FAR 25.853, Bombardier SMP
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