refractory silica insulating fire bricks (87) Online Manufacturer
Color: Yellow
Raw Material: Silica Sand
Al2O3: ≥65 %
Refractoriness: ≥1780 ℃
Shape: Brick
SiO2: 92%
Standard Size: 230*114*73mm
Thermal Shock Resistance: Good
Shape: Checker Brick
Material: Silica
Ccs: ≥40MPa
Thermal Shock Resistance: Good
Al2O3: ≥50
Apparent Porosity: ≤23
Bulk Density: ≤1.1 G/cm3
Cold Crushing Strength: ≥3 MPa
Color: Red Or Yellow
Raw Material: Clay
Chemical Composition: Al2O3, SiO2, Fe2O3, CaO, MgO
Raw Materials: Chrome
Raw Material: High Alumina
Color: Yellow
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