high alumina refractory fire brick (203) Online Manufacturer
Colore: Red
Al2O3: ≥48
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Bulk Density: ≤1.0 G/cm3
Cold Crushing Strength: ≥3.5 MPa
Bulk Density: ≤1.2 G/cm3
Linear Change On Reheating,(5h,≤2%): ≥1350 ℃
Raw Material: Silica Sand
SiO2: ≥95%
Plc: ≥1280℃
Acid Resistance: Excellent
Al2O3: ≥75 %
Refractoriness: ≥1780 ℃
Send your inquiry directly to us