项目ltem |
硅酸铝纤维卷毡al silicate fiber winding felt |
硅酸铝纤维平毡al silicate fiber flat felt |
体积密度(kg/m 3)volume density |
120±5 |
130±5 |
纤维直径(im)fiber diameter |
2.4 |
2.4 |
**线收缩率(%)permanent line contraction rate 保温24小时 preserve the temperature for 24 hours |
-4 |
-3.9 |
(1000℃) |
(1000℃) |
|
渣球含量(%)shot content>0.25mm |
10.2 |
10.5 |
各热面下导热系数(w/m.k) the heat conductivity under each hot surface |
0.034(20℃) |
0.034(20℃) |
0.096(400℃) |
0.096(400℃) |
|
0.132(600℃) |
0.132(600℃) |
|
备注:以上数据按国家规定的方法测得。remarks: the above data gained according to the method prescribed by the state. |