Fireproof polyurethane foam pipe insulation
Made in China NBR flexible high density foam insulation
Item | Unit | Specification | Standard | |
Density | 45 | Kg/m³ | ≤95 | GB/T6343 |
Flammability | Oxygen index | % | ≥32 | GB/T2406 |
SDR | —— | ≤75 | GB/T8627 | |
Conductivity factor | Average temperature | W/(m.k) | GB/T10294 | |
-20°C | ≤0.031 | |||
0°C | ≤0.034 | |||
40°C | ≤0.036 | |||
Water vapor permeability | Coefficient | g/(m.s.pa) | ≤2.8*10-11 | GB/T17146-1997 |
Factor | —— | ≥7.0*10³ | ||
Water absorption ratio in vacuum | % | ≤10 | GB/T17794-2008 | |
Dimension stability 105±3°C,7d | % | ≤10 | GB/T8811 | |
Crack resistance | N/cm | ≥2.5 | GB/T10808 | |
Compression resilience ratio Compression time 72h | % | ≥70 | GB/T6669-2001 | |
Anti-ozone Ozone pressure 202mpa 200h | —— | Not cracking | GB/T7762 | |
Aging resistance 150h | —— | Slightly crumpling, no cracks, | GB/T16259 | |
Temperature | °C | -40°C——110°C | GB/T17794 | |
1). Low conductivity factor
2). Good fire-blocking
3). Closed pore foaming, good damp-proof property
4). Good pliability
5). Beautiful appearance, easy to install
6). Safe (neither stimulate the skin nor harm health), Excellent performance of acid-resisting and alkali-resisting.
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