mullite high alumina insulating brick (97) Online Manufacturer
Al2O3: ≥65%
Fe2O3: ≤2%
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Raw Material: High Alumina
Color: White
Al2O3: 38%-75%
Fe2O3: 1.0%Max
Al2O3: ≥50
Apparent Porosity: ≤23
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3 MPa
Fe2O3: ≤2%
Apparent Porosity: ≤23%
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Al2O3 %: ≥90
Fe2O3 %: ≤1.0
Al2O3 %: ≥48-90
Fe2O3 %: ≤1.0
Material: Bauxite
Color: White
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