Al2O3: 45-82%
MgO: 0.8-1.2
Al2O3 %: ≥48-90
Fe2O3 %: ≤1.0
Al203: ≥36%
Fe2o3: ≤1.0
Bulk Density: ≤0.8 G/cm3
Cold Crushing Strength: ≥3.0 MPa
Bulk Density: ≤0.7 G/cm3
Linear Change On Reheating，（5h,≤2%）: ≥1350 ℃
Raw Material: Fireclay
Color: Ivery White
Cold Crushing Strength: ≥4.5 MPa
Linear Change On Reheating，（5h,≤2%）: ≥1400 ℃
Raw Material: High Alumina
Color: Yellow
Al2O3: ≥48%
SiO2: ≤45%
SiO2: 48%
Al2O3: 45%
Bulk Density: ≥2.4g/cm3
Apparent Porosity: ≤23%
SiO2: 1.0
Al2O3: 45
Al2O3: ≥65%
Fe2O3: ≤2%
Color: Yellow
Refractoriness: ≥1790℃
Fe2O3: ≤2%
Apparent Porosity: ≤23%
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