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Zhuji Yiba Thermal Insulation Materials Co.,Ltd.
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| Products |
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Insulation Pipe,Thermal Insulation Material,Solar Heat Pipe |
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 Click to enlarge image
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YiBa technical files
| Function terms |
Units |
Condition and coefficient |
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| Appearance |
- |
Black ,smooth surface |
GB/T 17794-1999 |
| Cell structure |
- |
All closed |
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| Material model |
- |
Al the first type |
GB/T 17794-1999 |
| Surface density |
kg/m3 |
40-90 |
GB/T 6343-1995
(neq ISO 845:1988) |
| Heat conduction coefficient |
w/(m.k) |
Average temperature -20℃ 0.031 |
GB/T 10294-1988 |
| Average temperature -0℃ 0.034 |
| Average temperature 40℃ 0.038 |
| Permeation coefficient |
g/(m.s.pa) |
≤4.0×10－11 |
GB/T 17146-1997 |
| Moisture –resistant factor |
- |
≥5.0×103 |
GB/T 17794-1999 |
| Vacuum water-absorbing |
% |
≤8 |
GB/T 17794-1999 |
| Burning property |
- |
B1degree |
GB 8624-1997 |
| Oxygen index |
% |
≥38 |
GB/T 2406-1993 |
| Burning appearance |
- |
Carbonization ,no withdraw ,no melting drops |
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| Toxicity of gas |
- |
ZA3degree up to standard |
DA132-1996 |
| Dimensions’ stability |
% |
10.5℃±3℃ 7b≤8 |
GB8811-1988
(neq ISO 2796:1980) |
| Tear intensity |
N/cm |
≥8 |
GA/T 10808-1989 |
| Compression resilience |
% |
Compression rate 50 compressing time |
GB/T 6669-1986
(idt ISO 1856:1980) |
| Ozone-resistance |
- |
Ozone press202mpa 200h no cracks |
GB/T 7762-1987
GB/T 9571-1988 |
| Anti-ageing |
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150 ,slight wrinkle ,no rip ,no pinprick no deformation |
GB/T 16259-1996 |
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Range of applicable temperature
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℃
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-50-100 |
GB/T 17794-1999 |
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