Brown Fused Aluminium Oxide (BFA)Â is widely used in production of Sand Paper, Sand Cloth, Sanding Belts etc. Our BFA is pure, angular, brown in colour, sharp-edged, low in magnetic content and clean. It\'s an ideal synthetic corundum for coated abrasive tools. It is roller milled material and it has sharp edge for removing dust, rust, oxide layer, paint on surface of metal and non-metal.Ã?Â