Corundum Mullite Brick
- Description
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Corundum mullite brick is made of fused white corundum, high purity fused mullite, ultrafine powder and composite admixture by high pressure forming and high temperature sintering. Mainly used in furnace ceramic cup parts of masonry. It has the characteristics of high temperature resistance, erosion resistance, high compressive strength and good thermal shock stability.
General Properties
Chemical Analysis Item Standard Al2O3 ≥85% Fe2O3 ≤1.0% Physical Properties
Item Unit Standard Apparent Porosity % ≤16 Bulk Density g/cm³ ≥2.85 Cold Crushing Strength MPa ≥100 Refractoriness Under load （T0.2）
℃ ≥1680 Permanent Linear Change 1450℃×2h % -0.1~0.1 Thermal Shock Resistance （1100℃ water cooling） cycles ≥12
Keywords：
Refractory materials
Corundum Mullite Brick
Steel
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