industrial furnace refractory bricks (323) Online Manufacturer
Bulk Denisty: ≥2.2
CCS: ≥45Mpa
Al2O3 %: ≥48-90
Fe2O3 %: ≤1.0
Cold Crushing Strength: ≥3 MPa
Linear Change On Reheating,(5h,≤0.5 %): ≥1450 ℃
Bulk Density: ≤1.0 G/cm3
Cold Crushing Strength: ≥3.5 MPa
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
SiO2: ≥94.5 %
Al2O3: ≤1.5 %
Bulk Density: ≤1.1 G/cm3
Cold Crushing Strength: ≥3 MPa
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Fe2O3: ≤2%
Apparent Porosity: ≤23%
Colore: Grey
Al2O3: ≥42%
Bulk Density: ≤1 G/cm3
Cold Crushing Strength: ≥2 MPa
Material: Silica
SiO2: ≥90%
Al2O3: 45-82%
MgO: 0.8-1.2
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