| |
热风炉砖:
理化指标
| 指标项目 |
Al2O3%≥ |
显气孔率%≤ |
常温耐压强度MPa≥ |
0.2MPa荷重软化开始温度℃≥ |
耐火度℃≥ |
重烧线变化% |
| 1500℃×2h |
1450℃×2h |
| 高铝砖 |
RL65 |
65 |
24 |
49.0 |
1500 |
1790 |
+0.1
-0.4 |
- |
| RL55 |
55 |
24 |
44.1 |
1470 |
1770 |
+0.1
-0.4 |
- |
| RL48 |
48 |
24 |
39.2 |
1420 |
1750 |
- |
+0.1
-0.4 |
| 粘土砖 |
RN42 |
42 |
24 |
29.4 |
1400 |
1750 |
0-0.4 |
- |
| RN40 |
40 |
24 |
24.5 |
1350 |
1730 |
- |
0-0.3 |
| RN36 |
36 |
26 |
19.6 |
1300 |
1690 |
- |
0-0.5 |
|