Carborundum universal ltd, a flagship company of marugappa group offers a wide range of electro minerals. As part of these products, the company offers blue fired semi friable alumina. Having brown corundum, it is low titania. This is produced by controlled smelting of pure bauxite in an electric arc furnace over 2000 deg c followed by a cooling process. Then the cooled crude is crushed, cleansed and classified into narrow size fractions. Blue fired semi friable alumina is ideally suited for use in extreme grinding conditions where high stock removal efficiency is required.
