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Excellent grade BFA has following characteristics:
1) Choosing selected bauxite as raw material
2) Fused in arc electric furnace completely
3) High temperature resistance
4) High hardness
5) High intension

6) Good corrosion resistance
7) Good self-sharpening
8) Good thermal stability
9) Good chemical stability
Polishing grade brown fused aluminum oxide BFA is available.
Polishing grade brown fused alumina data as follows:
Al2O3 90%min
Fe2O3 0.3%max
SiO2 1.5%max
Bulk Density: 3.8g/cm3 min

First grade brown fused alumina specificatino as below: