Technical Data | ||||||||
Item | Unit | Specification | Standard | |||||
Density range | Kg/m3 | 40-85 | GB/T 6343 ASTM D1667 | |||||
Flammability | Oxygen index | % | ≥32 | GB/T 2406 | ||||
SDR | —— | ≤75 | GB/T 8627 | |||||
Fire Rating | —— | Class 0 & Class 1 | BS 476 Part 6 & Part 7 | |||||
Conductivity factor -Average temperature | -20℃ | W/(M·K) | ≤0.030 | GB/T 10294 ASTM C518 | ||||
0℃ | ≤0.032 | |||||||
40℃ | ≤0.036 | |||||||
Water vapor Permeability | Coefficient | g/(m·s·pa) | ≤2.8 X 10-11 | GB/T 17146 | ||||
Factor | —— | ≥10000 | ||||||
Water adsorption ratio in vacuum | % | ≤4 | GB/T 17794 | |||||
Dimension stability (105℃±3℃, 7d) | % | ≤5 | GB/T 8811 ASTM C534 | |||||
Crack resistance | N/cm | ≥3.0 | GB/T 10808 | |||||
Comperssion resilience ratio (Comperssion ratio 50%, Comperssion time 72h) | % | ≥70 | GB/T 6669 | |||||
Anti-ozone (Ozone pressure 202mpa 200h) | —— | Not cracking | GB/T 7762 | |||||
Aging resistance (150h) | —— | Slightly crumpling, no cracks, no pin holes, not eforming | GB/T 16259 | |||||
Flexibility | —— | Excellent | ASTM D1056 | |||||
Temperature | ℃ | -50 — 120 | GB/T 17794 | |||||
Products type | Pipe & sheet | |||||||
Color | Black, gray and other colors | |||||||
Regular size | Pipe: inner diameter 6-108mm Sheet: thickness 10-30mm | |||||||
Packing | PE plastic bags / exported standard carton Diversified packaging to meet your needs |
Environmental conditions | Dimension of heat-preservation pipe | Suitable thickness at temperature of piping(mm) | ||||||||||
Temperature | Relative Humidity | Inch | Millimeter | 13℃ | 7℃ | 3℃ | -15℃ | |||||
26.5℃ | 50% | 3/8-3 | 10-76 | 10 | 10 | 10 | 15 | |||||
3-5 | 76-127 | 15 | 15 | 15 | 15 | |||||||
5-10 | 127-254 | 15 | 15 | 15 | 20 | |||||||
29℃ | 70% | 3/8-3 | 10-76 | 10 | 15 | 15 | 20 | |||||
3-5 | 76-127 | 15 | 15 | 15 | 20 | |||||||
32℃ | 80% | 5-10 | 127-254 | 15 | 15 | 15 | 25 | |||||
3/8-5 | 10-127 | 15 | 15 | 20 | 20 | |||||||
5-10 | 127-254 | 20 | 25 | 25 | 35 | |||||||
32℃ | 85% | 3/8-1.5 | 10-38 | 20 | 25 | 30 | 45 | |||||
1.5-3 | 38-76 | 20 | 30 | 30 | 50 | |||||||
3-5 | 76-127 | 20 | 30 | 35 | 60 | |||||||
5-10 | 127-254 | 25 | 30 | 40 | 60 | |||||||
>10 | >254 | 30 | 40 | 45 | 70 | |||||||
32℃ | 90% | 1/8-0.5 | 3-13 | 25 | 32 | 35 | 45 | |||||
0.5-2.5 | 13-64 | 30 | 35 | 45 | 60 | |||||||
2.5-5 | 64-127 | 30 | 35 | 45 | 65 | |||||||
5-10 | 127-254 | 35 | 45 | 50 | 75 | |||||||
>10 | >254 | 35 | 50 | 60 | 75 |