industrial furnace refractory bricks (323) Online Manufacturer
Al2O3: ≥50%
Fe2O3: ≤2%
Al2O3: ≥50
Apparent Porosity: ≤23
Cold Crushing Strength: ≥3 MPa
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
Bulk Density: ≤1.15 G /m³
Sio2: ≥90%
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Bulk Density: ≤0.8 G/cm3
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
Raw Material: Flint Clay
Al2O3: ≥32%
Al2O3: ≥55%
Fe2O3: ≤2%
Bulk Density: ≤1.0 G/cm3
Cold Crushing Strength: ≥3.5 MPa
Raw Material: Mullite
Color: White
Raw Material: High Alumina
Color: Yellow
Cold Crushing Strength: ≥2.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1350 ℃
Raw Material: Bauxite
Al2O3: ≥75%
Raw Material: High Alumina
Color: White
Cold Crushing Strength: ≥3 MPa
Linear Change On Reheating,(5h,≤2%): ≥1250 ℃
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