Product detail
Corundum Brick
Corundum bricks are mainly used in ironmaking blast furnaces and blast furnace hot blast stoves, refining furnaces, sliding water heaters, glass melting furnaces, and petrochemical industrial furnaces.
Product Parameters
| Item 项目 |
High Purity Corundum Brick 高纯刚玉砖 |
Corundum Brick 刚玉砖 |
Corundum Mullite Brick 刚玉莫来石砖 |
|
| Al2O3(%) | ≥ | 99 | 90 | 80 |
| SiO2(%) | ≤ | 0.2 | 8 | 18 |
| Fe2O3(%) | ≤ | 0.2 | 0.2 | 0.3 |
| Apparent Porosity 显气孔率(%) |
≤ | 19 | 18 | 18 |
| Bulk Density 体积密度(g/cm3) |
≥ | 3.2 | 3.0 | 2.8 |
| Refractoriness 耐火度(℃) |
≥ | 1790 | 1790 | 1790 |
| Cold Crushing Strength 常温耐压强度(Mpa) |
≥ | 100 | 100 | 100.0 |
| Refractoriness under Load 荷重软化开始温度(℃) (0.2Mpa) |
≥ | 1700 | 1700 | 1700 |
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