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High Temperature Refractory Brick Magnesia-alumina Spinel Brick for Cement Kiln
Introduction:
The product has the advantages of good alkali-resistance, good erosion resistance, good thermal stability, high crushing strength, and high refractoriness under load.
Item | Magnesia-alumina Spinel brick |
MgO, % | ≥82 |
A12O3, % | 13-15 |
Fe2O3, % | ≤0.8 |
Volume Density, g/cm3 | ≥2.98 |
Apparent Porosity, % | ≤17 |
Cold Crushing Strength, MPa | ≥60 |
Refractoriness Under Load,℃,[0.2MPa×0.6%] | ≥1700 |
Thermal Shock Resistance,Cycles [1100℃,Water-cooling] | ≥15 |
Refractoriness, ℃ | ≥1800 |