Magnesia Alumina Brick
Zibo Hitech Material Co., Ltd. [China] 
1. Pure raw materials, less impurity content, and made by high-pressure molding and high-temperature sintering. 2. Good resist
Index Item | Magnesia-alumina brick for open hearth furnaces roof | ||
MI-80A | ML-80B | ||
MgO % ≥ | 80 | 80 | |
Al2O3 % | 5-10 | 5-10 | |
SiO2 % ≥ |
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Refractoriness underoC ≥ | 1600 | 1580 | |
A.P. % ≤ | 18 | 20 | |
C.C.S (Mpa) ≥ | 39.2 | 39.4 | |
Magnesia Alumina Brick
