Magnesia fire Brick
Magnesia fire Brick: To find Complete Details about Magnesia Brick,MgO Brick,Refractory Brick Refractory Supplier
Description
Magnesia fire Brick Specifications:
| Physical and chemical index : | ||||||
| MZ-91 | MZ-92 | MZ-95 | MZ-96 | MZ-97 | MZ-98 | |
| MgO % | ≥91 | ≥92 | ≥94.5 | ≥95.5 | ≥96.5 | ≥97.5 |
| SiO2 % | ≤3.5 | ≤3.0 | ≤2.0 | ≤1.5 | ≤1.0 | |
| CaO % | ≤3 | ≤2.5 | ≤2.0 | ≤1.8 | ≤1.5 | ≤1.2 |
| Apparent Porosity % | ≤18 | ≤18 | ≤18 | ≤18 | ≤17 | ≤17 |
| Cold Crushing Strength Mpa | ≥58 | ≥60 | ≥60 | ≥60 | ≥60 | ≥60 |
| Bulk Density g/cm3 | ≥2.9 | ≥2.9 | ≥2.95 | ≥3.0 | ≥3.05 | ≥3.1 |
| 0.2Mpa Refractoriness Under Load T0.6 | ≥1550 | ≥1600 | ≥1650 | ≥1650 | ≥1700 | ≥1700 |
| Thermal Stability 950°C Wind cycles | ≥20 | ≥20 | ≥20 | ≥20 | ||
| Reheat liner change 1650°C×2h % | ≤0.5 | |||||



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