Brown fused alumina
Brown corundum (BFA) is the use of calcined bauxite as the main raw material, in the electric arc furnace above 2000 ℃ high temperature melting smelting reduction of brown artificial corundum. It has the advantages of good hardness, high strength, wear resistance, corrosion resistance, high temperature resistance, oxidation resistance, and good thermal conductivity.
- Commodity name： Brown fused alumina
Classification:
Key words:
- Product Description
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Brown corundum (BFA) is the use of calcined bauxite as the main raw material, in the electric arc furnace above 2000 ℃ high temperature melting smelting reduction of brown artificial corundum. It has the advantages of good hardness, high strength, wear resistance, corrosion resistance, high temperature resistance, oxidation resistance, and good thermal conductivity.
Scope of application:
Brown fused alumina is widely used in resin abrasives, coated abrasives, refractory materials, sandblasting, casting, grinding, coating, polishing and many other fields.
Parameters:
CHEMICAL COMPOSITION
Fe₂O₃
SiO₂
TiO₂
Min. 95%
Max. 0.3%
Max. 1.5%
Max. 3%
Hardness:
9.0 mohs
Grain shape:
Angular
Melting point:
2050 ℃
Specific gravity:
min. 3.90 g/cm³
Bulk density:
1.55 - 1.99 g/cm³
Colour:
Brown
AVAILABLE SIZES
FEPA-F Standards
Macro: 14, 16, 20, 22, 24, 30, 36, 40, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220
Micro: 240, 280, 320, 360, 400, 500, 600, 800, 1000, 1200
FEPA-P Standards
Macro: 12, 16, 20, 24, 30, 36, 40, 50, 60, 70, 80, 100, 120, 150, 180, 220
Micro: 240, 280, 320, 360, 400, 500, 600, 800, 1000, 1200, 1500, 2000, 2500
Custom Sizes Available Upon Request
PACKING
(1)1000 kgs. in a big bag
(2)40 x 25 kgs. Bags on a pallet
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