低蠕变高铝砖
低蠕变高铝砖
技术参数
|
|
DRL-127 |
DRL-130 |
DRL-135 |
DRL-140 |
DRL-145 |
DRL-150 |
DRL-155 |
|
Al2O3 % |
≥50 |
≥-60 |
≥65 |
≥70 |
≥70 |
≥75 |
≥75 |
|
Fe2O3 % |
≤2.2 |
≤2.2 |
≤2.0 |
≤2.0 |
≤2.0 |
≤2.0 |
≤2.0 |
|
耐火度 |
1790 |
1790 |
1790 |
1790 |
1790 |
1790 |
1790 |
|
显气孔率 |
≤24 |
≤24 |
≤22 |
≤21 |
≤20 |
≤20 |
≤20 |
|
g/cm3体积密度 |
2.4 |
2.4 |
2.5 |
2.5 |
2.5 |
2.6 |
2.6 |
|
0.2MPa°C荷重软化温度 |
1450 |
1450 |
1500 |
1500 |
1500 |
1500 |
1500 |
|
常温抗压强度 |
50 |
55 |
60 |
60 |
60 |
60 |
60 |
|
重烧线变化率 |
1500°C×2h |
+0.1~-0.4 |
+0.1~-0.4 |
+0.1~-0.2 |
+0.1~-0.2 |
+0.1~-0.2 |
+0.1~-0.2 |
+0.1~-0.2 |
|
蠕变率 |
1270℃x50h ≤0.8 |
1300℃x50h ≤0.8 |
1350℃x50h ≤0.8 |
1400℃x50h ≤0.8 |
1450℃x50h ≤0.8 |
1500℃x50h ≤0.8 |
1550℃x50h ≤0.8 |
|
热震稳定次数 ≥ |
10 |
15 |
20 |
25 |
30 |
30 |
30 |
|
|
|
|
|
|
|
|
|
|
在线下单
