Brown Fused Alumina(fba)
Specifications
1.High toughness2.Moderate hardness
3.Hot stable performance
4.High temperature
5.Free sample
Brown fused alumina
Properties: The bauxite, coke (anthracite) as main raw material, by smelting at high temperature in the EAF, the main chemical composition: Al203, Ti02 also small amounts of Si02 and Fe203. Characteristics: higher toughness than SiC, Microhardness 1800-2200kg/mm2, bulk density ≥ 3.85g/cm3, high temperature, high refractoriness
1850oc.
Usage: made for abrasive, suitable for grinding high tensile strength metal, such as a variety of general-purpose steel, malleable iron and hard bronze, etc. it can also
create high-level refractory material.
CHEMICAL COMPOSITION OF BROWN ALUMINIUM OXIDE
Range of Grit Sizes |
Chemical Composition%(by weight) |
|
Al2O3 |
TiO2 |
|
4#-90# |
94.50-97.00 |
1.50-3.80 |
100#-180# |
≥93.50 |
1.50-3.80 |
220#-240# |
≥92.50 |
1.50-3.80 |


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