Smoke Flame Toxicity Neoprene Sponge
Type: Polychloroprene (Neoprene) Sponge
KRP Compound: 22009
Product Description: Closed cell sponge formulated to meet the smoke and flame requirements for use in passenger rail car applications. Material is used for sealing, gasketing, cushioning, thermal insulation, and vibration isolation applications. This material is available in a variety of thicknesses and can be supplied with pressure-sensitive adhesive. The material can be die-cut, waterjet cut, or slit to your specifications. Meets or exceeds ASTM D1056 2C1, B2, F1, M.
Neoprene Sponge Compound Features |
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Test Property |
Method |
Results |
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Density |
ASTM D1056 |
7 – 11 PCF |
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Compression Deflection 25% |
ASTM D1056 |
2 – 5 PSI |
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Compression Set 50% |
ASTM D1056 |
25% Max |
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Water Absorption |
ASTM D1056 |
5% Max |
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Tensile Strength |
ASTM D412 |
80 PSI |
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Elongation |
ASTM D412 |
150% |
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Tear Strength |
ASTM D624 |
14 lb./in |
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Resilience |
ASTM D2632 |
15% |
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CD Change after Oven Aging |
ASTM D1056 |
30% Max |
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Surface Flammability (Is <35) |
Is=15 |
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Surface Flammability (100mm Limit) |
44 mm |
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Smoke Density (Ds 1.5<100, Ds 4.0 ><100, Ds 4.0<175) |
Ds 1.5 =19.8, Ds 4.0 =25.4 |
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Heat and Visible Smoke Release Rates |
Report |
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Toxic Gas Testing |
Pass |
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Flammability |
FMVSS-302 |
Pass |
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Service Temperature |
-40 to 150 F |
Pass |
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Thermal Conductivity (K Factor) |
ASTM C518 |
0.38 |
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Service Temperature Range |
-40 F to 150 F |
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High Intermittent Temperature |
200 F |
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