refractory high alumina fire bricks (203) Online Manufacturer
Cold Crushing Strength: ≥3.0 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Raw Material: High Alumina
Color: Yellow
Al2O3: 40-55
Fe2O3: 0-1.7
Al2O3: ≥68%
Bulk Density: ≥2.4g/cm3
Bulk Density: ≤≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Al2O3: ≥62
SiO2: ≤36
AL2O3(%): ≥36
Fe2O3(%): ≤1.0
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3 MPa
Raw Material: Andalusite From South African
Al2O3: ≥60%
Fe2O3: ≤2%
Apparent Porosity: ≤23%
Al2O3: ≥50
Apparent Porosity: ≤23
Refractoriness: SK34
Fe2O3: ≤2%
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