furnace mullite insulating brick (131) Online Manufacturer
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Bulk Density: ≤1.2 G/cm3
Linear Change On Reheating,(5h,≤2%): ≥1350 ℃
Raw Material: Bauxite
Al2O3: ≥72%
Al2O3: ≥50
Apparent Porosity: ≤23
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Material: Bauxite
Color: White
SiO2: 54.2%
Al2O3: 45%~70%
Refractoriness: SK36
Fe2O3: ≤2%
Al2O3: ≥65%
Fe2O3: ≤2%
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3 MPa
Color: Yellow
Raw Material: Silica Sand
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