heat insulation refractory fire brick (221) Online Manufacturer
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥4.5 MPa
Characteristics: Acid Refractory Material
Apparent Porosity: ≤22
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Bulk Density: ≤1.1 G/cm3
Cold Crushing Strength: ≥3 MPa
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating,(5h,≤2%): ≥1400 ℃
Bulk Density: ≤1 G/cm3
Cold Crushing Strength: ≥2 MPa
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Bulk Density: ≤1.2 G/cm3
Cold Crushing Strength: ≥5 MPa
Bulk Density: ≤1.1 G/cm3
Cold Crushing Strength: ≥3 MPa
Material: Quartz
SiO2: 95%
Bulk Density: ≤1.0 G/cm3
Cold Crushing Strength: ≥3.5 MPa
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