性能Item |
单位Unit |
指标Parameter value |
密度Density |
Kg/m3 |
190±10 |
导热系数10°C Coefficient of heat conductivity 10°C |
w/w.k |
0.060 |
体积吸水率Volume water absorption rate |
% |
≤0.2 |
抗压强度Comprehensive strength 110°C±5°C×24h |
Mpa |
≥2.0 |
抗折强度Breaking strength 110°C±5°C×24h |
Mpa |
≥1.7 |
线性伸缩系数Lineal expansion coefficient |
1/°C |
≤6.0×10-6 |
使用温度 Use temperature |
°C |
-196°C~+450°C |
尺寸稳定性 Size stability |
% |
=5 |
不燃性Non-inflammable property |
— |
A级不燃
Grade A non-inflammable |
耐酸性(常温浸40%H2SO4 30d)Acid-resistant property(immerge40% 40%H2SO4 30d at normal temperature) |
— |
0.98 |