... material, gunning refractory and fabricate partsect. It also can be used to kinds of corundum products, such as corundum bricks, corundum, mullite corundum, refining corundum ... steel, cement, ceramics, grinding material and petrochemical industries. Physical and Chemical ... Alumina IndexFunctionSpecificationMain Chemical Composition%Magnetic Material%Al2O3Na2OSiO2Grinding Materials and apparatusF1-0mm ...