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High Alumina Insulating Brick

High Alumina Insulating Brick

    High Alumina Insulating Brick Item : High Alumina Lightweight Insulating Brick Al2O3: ≥ 48 % Bulk Density : 1.2 (g/cm3) Cold Crushing Strength : 5 (Mpa) Thermal Conductivity (350 ℃ )W/m.K: ≤ 0.55 Temp reheating shrinkage less than 2.0% ℃ : 1400 Physical and chemical index: