al2o3 high alumina insulating brick (151) Online Manufacturer
Al2O3: ≥62
SiO2: ≤36
Al2O3: ≥50
Apparent Porosity: ≤23
Fe2O3: ≤2%
Apparent Porosity: ≤23%
Modulus Of Rupture: 70~80
Creep Rate: ≥1350℃
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Al2O3: 38%-75%
Fe2O3: 1.0%Max
Material: Bauxite
Color: White
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Bulk Density: ≤≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Al2O3 %: ≥48-90
Fe2O3 %: ≤1.0
Color: Yellow
Raw Material: Silica Sand
Raw Material: High Alumina
Color: White
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