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1 2 g cm3 light weight fire bricks (116) Online Manufacturer
SiO2: 40~55
Al2O3: 30~60
SiO2: 48%
Al2O3: 45%
Bulk Density: ≤1 G/cm3
Cold Crushing Strength: ≥2 MPa
Al2O3: ≤1.0%
Fe2O3: ≤1.3%
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