High Alumina Brick
High alumina brick is one kind of neutral refractory material, not only has certain corrosion resistance to acidic and alkaline slag, but also has the characteristics of high cold crushing strength, erosion resistance, strong penetration resistance, and high refractoriness under load.
Good Refractoriness
CE & ISO Certified
High Quality
Customization Accepted
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High alumina brick is one kind of neutral refractory material, not only has certain corrosion resistance to acidic and alkaline slag, but also has the characteristics of high cold crushing strength, erosion resistance, strong penetration resistance, and high refractoriness under load.
Specification：
| Item | Specification | |||||
| LZ-80 | LZ-75 | LZ-70 | LZ-65 | LZ-55 | LZ-48 | |
| Al2O3 % | ≥80 | ≥75 | ≥70 | ≥65 | ≥55 | ≥48 |
| Apparent Porosity, % | ≤21 | ≤24 | ≤24 | ≤24 | ≤22 | ≤22 |
| CCS, MPa | ≥70 | ≥60 | ≥55 | ≥50 | ≥45 | ≥40 |
| 0.2MPa RUL ℃ | ≥1530 | ≥1520 | ≥1510 | ≥1500 | ≥1450 | ≥1420 |
| PLC, % | 1500℃×2h
-0.4~0.2 |
1450℃×2h
-0.4~0.1 |
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