High alumina brick with high refractoriness under load, good thermal shock resistance, spalling resistance, erosion resistance and other advantages.
High-Alumina Brick
Shaped Refractories
High-Alumina Brick
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It is widely used in steel metallurgical equipment such as electric furnace roof, blast furnace, furnace and non-ferrous smelting, chemical industry, cement industry, etc. High alumina brick with high refractoriness under load, good thermal shock resistance, spalling resistance, erosion resistance and other advantages, is widely used in steel metallurgical equipment such as electric furnace roof, blast furnace, furnace and non-ferrous smelting, chemical industry, cement industry, etc.
High-Alumina Brick
| AL2O3(%) | RUL, 0.2Mpa (℃) | RLC(%) 1500℃ ×2H | CCS （Mpa） | Apparent Porosity (%) |
|---|---|---|---|---|
| ≥80 | 1530 | 0.1-0.4 | ≥55 | ≤19 |
| ≥75 | 1480 | 0.1-0.4 | ≥50 | ≤22 |
| ≥65 | 1450 | 0.1-0.4 | ≥45 | ≤23 |
| ≥55 | ≥1500 | 0.1-0.4 | ≥40 | ≤22 |
