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 Brown Fused Alumina abrasive

Brown Fused Alumina abrasive is electrically fused in an arc furnace from a mixture of bauxite, coke (anthracite) as main raw materal at high temperature.It's chemical composition contains Al2O3, TiO2, and small amount of SiO2, and Fe2O3, etc,. Microhardness:1800-2200 kg/mm2,toughness higher than silicon carbide. Abrasive articles made of it is suited for grinding metals of high-tensile strength such as steel, annealed malleable iron and hard bronze etc..Browm fused alumina can also be used for making high-class refractory products.

product index of Brown Fused Alumina abrasive

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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pictures of Brown Fused Alumina abrasive

Supply polishing material (BFA)brown aluminum oxide