91 sio2 insulating refractory brick (37) Online Manufacturer
Al2O3: ≤1.0%
Fe2O3: ≤1.3%
Usage: Lining Material For Industrial Furnaces
Density: 1.00g/cm3
Usage: Lining Material For Industrial Furnaces
Density: 1.20g/cm3
Bulk Density: ≤1 G/cm3
Cold Crushing Strength: ≥2 MPa
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