|
牌号Brand
项目Items |
高炉用高铝砖
High-Al bricks used in blast rurnaces | |||
|
GL-65 |
FL-55 |
GL-48 | ||
|
Al2O3% ≥ |
65 |
55 |
48 | |
|
Fe2O3% ≤ |
2.0 |
2.0 |
2.0 | |
|
耐火度℃Refractoriness ≥ |
1800 |
1780 |
1760 | |
|
体积密度BD g/cm3 ≥ |
2.6 |
2.5 |
2.4 | |
|
显气孔率AP% ≤ |
19 |
19 |
18 | |
|
0.2Mpa荷重软化开始温℃RUL ≥ |
1500 |
1480 |
1450 | |
|
常温耐压强度CCS Mpa ≥ |
58.8 |
49.0 |
49.0 | |
|
重烧线变化%PLC |
1450℃,2h |
- |
0~-0.2 | |
|
1500℃.2h |
0~-0.2 |
- | ||
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