heat insulation refractory fire brick (253) Online Manufacturer
Bulk Density: ≤1 G/cm3
Cold Crushing Strength: ≥2 MPa
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Raw Material: High Alumina
Color: Yellow
Raw Material: High Alumina
Color: Yellow
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Bulk Denisty: ≥2.2
CCS: ≥45Mpa
Bulk Density: ≤0.8 G/cm3
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
Al2O3: ≥72
Fe2O3: ≤1.0
AL2O3(%): ≥36
Fe2O3(%): ≤1.0
Bulk Density: ≤1.15 G/cm3
Cold Crushing Strength: ≥5 MPa
Cold Crushing Strength: 20-40 MPa
Thermal Shock Resistance: Good
Ccs: ≥40MPa
Standard Size: 230*114*73mm
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Al2O3: ≥48%
Fe2O3: ≤2%
Al2O3: ≥62
SiO2: ≤36
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