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Insulation | IPS Nominal | 3/8” Wall | 1/2” Wall (1st layer) | 3/4” Wall (1st layer) | 1” Wall | 1-1/4” Wall | 1-1/2” Wall | 2” Wall |
(1st layer) | (1st layer) | (1st layer) | (1st layer) | (1st layer) | (1st layer) | |||
Nominal ID | ||||||||
1/4” | 1-1/8” | 1-3/8” | 2” | 2-3/8” | 2-7/8” | 3-1/2” | 4-1/8” | |
3/8” | -- | 1-3/8” | 1-5/8” | 2” | 2-3/8” | 3-1/8” | 3-1/2” | 4-1/2” |
1/2” | 1/4” | 1-3/8” | 1-5/8” | 2” | 2-5/8” | 3-1/8” | 3-5/8” | 4-1/2” |
5/8” | 3/8” | 1-5/8” | 2” | 2-3/8” | 2-7/8” | 3-1/2” | -- | 4-1/2” |
3/4” | 1-7/8” | 2” | 2-5/8” | 2-7/8” | 3-1/2” | 4-1/8” | Sheet | |
7/8” | 1/2” | 2” | 2-1/8” | 2-5/8” | 3-1/8” | 3-1/2” | 4-1/8” | Sheet |
1-1/8” | 3/4” | 2-1/8” | 2-3/8” | 3-1/8” | 3-1/2” | 4-1/8” | 4-1/2” | Sheet or 5-1/8” |
1-3/8” | 1” | 2-3/8” | 2-5/8” | 3-1/2” | 3-5/8” | 4-1/8” | 4-1/2” | Sheet or 5-5/8” |
1-5/8” | 1-1/4” | 2-7/8” | 2-7/8” | 3-1/2” | 4-1/8” | 4-1/2” | Sheet | Sheet or 6-1/8” |
2” | 1-1/2” | 3-1/8” | 3-1/2” | 4” | 4-1/2” | Sheet | Sheet | Sheet or 6-1/8” |
2-1/8” | -- | 3-1/2” | 3-1/2” | 4-1/8” | 4-1/2” | Sheet | Sheet | Sheet |
2-3/8” | 2” | 3-1/2” | 3-5/8” | 4-1/2” | Sheet | Sheet | Sheet or 5-5/8” | Sheet or 6-5/8” |
2-5/8” | 3-5/8” | 4” | 4-1/2” | Sheet | Sheet or 5-5/8” | Sheet | Sheet | |
2-7/8” | 2-1/2” | 4” | 4-1/8” | Sheet | Sheet | Sheet or 5-5/8” | Sheet or 6-1/8” | Sheet |
3-1/8” | 4-1/8” | 4-1/2” | Sheet | Sheet or 5-5/8” | Sheet or 6-1/8” | Sheet or 6-5/8” | Sheet | |
3-1/2” | 3” | 4-1/2” | Sheet | Sheet or 5-5/8” | Sheet | Sheet | Sheet | Sheet |
3-5/8” | -- | Sheet | Sheet or 5-5/8” | Sheet or 6-1/8” | Sheet or 6-5/8” | Sheet | Sheet | |
4-1/8” | -- | Sheet or 5-5/8” | Sheet or 6-1/8” | Sheet or 6-5/8” | Sheet | Sheet | Sheet or 8-5/8” | |
4-1/2” | 4” | -- | Sheet or 6-1/8” | Sheet or 6-5/8” | Sheet | Sheet | Sheet | Sheet |
5-5/8” | 5” | -- | Sheet | Sheet | Sheet | Sheet or 8-5/8” | Sheet | Sheet |
6-1/8” | -- | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet | |
6-5/8” | 6” | -- | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet |
8-5/8” | 8” | -- | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet |
8-7/8” | 8-1/2” | -- | Sheet | Sheet | Sheet | Sheet | Sheet | Sheet |
Tested Content | Tested Method | Tested Value |
Apparent density kg/m³ | 40-80 | GB/T6343 |
Thermal Conductivity W/(m·k) | -20°Ch≤0.030 0°Ch≤0.032 40°Ch≤0.037 | GB/T10294 |
Moisture permeability Moisture | ≤1.3*10^11 | GB/T17146 |
permeability coefficient g/(m·s·Pa) | ≥15000 | GB/T17146 |
Wet resistance factor | ≤6 | GB/T17794 |
Vacuum water absorption % | Oxygen Index≥39% Low smoke density Class B1 | GB/T2406 GB/T8627 GB/T8624 |
Flame retardant performance | Class 0 | BS 476:Part 6 |
Toxicity of burning smoke | ZA3 security level | GB/T20285 |
Dimensional stability % | (105°C±3°C, 7d)≤10 | GB/T8811 |
Compression rebound rate % | (Compression ratio50, 72h)≥70 | GB/T6669 |
Aging resistance 150h | Slightly wrinkled, no cracks, no pinholes, no deformation | GB/T16259 |
Applicable temperature range°C | -50~110 | GB/T17794 |













Type | nbr foam sheet |
Color | black and grey |
Thickness | 6-30mm |
Density | 35-90kg/m3 |
Dimension | 1.2m*10m or 1.0m*10m Foam Rubber |
Flammability 0xygen index | >=32% |
Flammability SDR | =<75 |
Heat Conductivity | =<0.034 |
Temperature range | -40~150'C |
Package | Carton and Plastic Bags |















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