high alumina refractory fire brick (203) Online Manufacturer
Bulk Density: ≤1.0 G/cm3
Cold Crushing Strength: ≥3.5 MPa
Al2O3 (%): ≥78
SiO2 (%): ≤20
Standard Size: 230*114*73mm
Thermal Shock Resistance: Good
Al2O3: ≥72%
Fe2O3: ≤2.5%
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Color: Yellow
Apparent Porosity: ≤23%
Color: Red Or Yellow
Raw Material: Clay
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Cold Crushing Strength: ≥3 MPa
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
Al2O3 %: ≥90
Fe2O3 %: ≤1.0
Bulk Density: ≤0.8 G/cm3
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
Color: Ivory White
Refractoriness: ≥1790℃
SiO2: 30%
Al2O3: 48%
Usage: Furnace Liner
Application: Reheating Furance
Bulk Density: ≤1.15 G /m³
Sio2: ≥90%
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