Black Fused Alumina is a new type abrasives material which features lower Al2O3 and certain grade of Fe2O3. Suitable for polishing metals, sandblasting and making abrasives tools. Color of Black Fused Alumina is darker than Brown Fused Alumina because of igh Fe2O3 content.

Other Names: Black Fused Aluminium Oxide, Black Aluminum Oxide, Black Corundum, Black Korund, Conrindon, Corindone

Grit No.	Chemical Content
	Al2O3	SiO2	Fe2O3	TiO2
F4-F100	77.00Min	11.0Min	5.0Min	1.5-3.5
F120-F220	75-81	9-12	4-6	2-3
F240-F280	64.0Min	10.0Min	7.0Min	1.5-3.0