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BFA Refractories
BFA Refractories

Brown Fused Aluminum Oxide are used in general refractory applications. The micro hardness is 1800-2200kg/mm2. The toughness is higher than silicon carbide. The degree of refractory is more than 1850.

Grit Size: 8-5mm/5-3mm/3-1mm/1-0mm/10-20mm/280mesh/325mesh

Typical Chemical Analysis:

Aluminum Oxide(Al2O3)          96.69%

Titanium Dioxide (TiO2)          2.52%

Silicon Dioxide (SiO2)              0.44%

Iron Oxide (Fe2O3)                 0.10%

Others (MgO, CaO, Cr2O3)       0.25%

Physical Characteristics:

Crystal Form:      Alpha-Alumina

True Density:      3.95g/cm3

Hardness:           Knoop (100) 2050kg/mm, Mohs 9.0

Melting Point:      2000

Color:                 Brown-Tan

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