性能项目ltem |
指标Specification |
遵从标准Standard |
材料类型Type of material |
柔性橡塑发泡材料
Flexible rubber foam material |
GB/T17794-2008 |
外观Appearance |
黑色Black |
|
泡孔结构Foam structure |
完全闭泡
Completely closed bubble |
|
表现密度Kg/m³Density |
≤95 |
GB/T6343 |
氧指数Oxygen index |
≥32% |
GB/T2406 |
烟密度等级SDR |
≤75 |
GB/T8627 |
导热系数
Condu ctivity factor
|
0℃时≤0.034
-20℃时≤0.031
40℃时≤0.036 |
GB/T10294 |
透湿性能Water
Vapor permeability |
透湿系数Coefficient |
≤2.8×10﹣¹¹ |
GB/T17146-1997 |
湿阻因子Factor |
≥7.0×10³ |
真空吸水率%
Water absorption ratio in vacuum |
≤10 |
GB/T17794-2008 |
燃烧性能
Flammability |
难燃B1级 |
GB8624-1997 |
当用于建筑领域时,不低于C级
When the product is used in the
construction sector,the level is not
less than C-class |
GB8624-2006 |
燃烧产烟毒性
Toxicity of smoke form burning |
ZA3安全等级
Security level |
GA132-1996 |
尺寸稳定性%105℃±3℃,7d
Dimension stability |
≤10 |
GB8811 |
撕裂强度Crack resistance N/cm |
≥2.5 |
GB/T10808 |
压缩回弹率% 压缩率50%,72h ratio
Compression resilien ceratio, Compression |
≥70 |
GB/T6669-2001 |
耐臭氧性Anti-ozone
臭氧分压202mPa,200h Anti-ozone |
不龟裂Not cracking |
GB/T7762 |
抗老化性150h Aging resistance |
轻微起皱,无裂纹,无针孔,不变形slightly crumpling,no cracks
No pin holes, not deforming |
GB/T16259 |
适用温度范围℃Temperature range |
-40-110 |
GB/T17794 |