Brown
fused alumina is made from high quality bauxite by fusing in an
electric arc furnace at high temperature. It has good toughness and
high hardness. It is suitable for manufacturing of vitrified and
resin bonded tools, and for lapping polishing and sand blasting. It
can be also used to make superior refractory
products.?
Physical
Properties?
Color:
Dark Brown? Bulk
Density: ******5lb/cu.ft.? Specific
Gravity: 3.9? Grain
Shape: Angular/sharp? Hardness:
9 Mohs?