BFA Brown fused alumina/aluminum oxide/alumina oxide/Corundum/Emery

Chemcial Analysis

A GRADE

Al2O3:95.0 %min

Fe2O3:0.35%max

SiO2:1.40%max

 

B GRADE

Al2O3       80-90%

Fe2O3       6-10%

SiO2        1.5-4%

TiO2         2-4%

 

C GRADE

Al2O3       70-80%

Fe2O3       8-15%

SiO2         2-5%

TiO2           3-5%

 

D GRADE

Al2O3       50-65%

Fe2O3       12-20%

SiO2         15-25%

TiO2           4-6%

 

Physical Properties

Bulk density:1.53-1.99g/cm3

Specific Gravity:3.50-3.96g/cm3

Mohs Hardness:8-9

 

Application:

Bonded abrasives and Coated abrasives

Surface treatment/finishing

lapping, polishing,decorative non-skid tile, and pressure blasting.

Ceramic Tiles special ceramics

Fluidized Bed Furnaces and Skin / Dental Care

Grinding high carbon steel, high-speed steel and chilled steel