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Help CenterBrown Fused Alumina/BFA Alpha Crystal
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Brown Fused Alumina/BFA Alpha Crystal
Brown Fused Alumina/BFA is made of high-quality bauxite, iron filings and anthracite as raw materials and is smelted in an electric arc furnace high temperature more than 2000 degrees. The Brown Fused Alumina/BFA is obtained by crushing the original slab of Brown Fused Alumina/BFA and sieving after magnetic separation. Brown Fused Alumina/BFA is suitable for grinding, polishing,sand blast,precision casting etc and used for refractory material.Brown Fused Alumina/BFA with characteristics like:high purity,good crystalline liquidity,low coefficient of linear expansion,corrosion resistance,high temperature,high strength.
Product index
Physical index | |||||
Color |
Brown |
||||
Moh's hardness |
9 |
||||
Specific gravity |
3.6-3.9g/cm3 |
||||
Bulk density |
1.53-1.99g/cm3 |
||||
Melting point |
2250℃ |
||||
Maximum operation temperature |
1850℃ |
||||
Chemical index | |||||
Grade |
Al2O3 |
Fe2O3 |
SiO2 |
TiO2 |
|
A Grade |
95%min |
0.5%max |
1.5%max |
3%max |
|
Product model
12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220#
can be customized according to customer requirements
240# 280# 320# 360# 400# 500# 600# 800# 1000# 1200# 1500# 2000#
Product application
Brown fused alumina grit can be used for sandblasting, is the raw material for manufacturing grinding wheel, oil stone, abrasive cloth.
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