... to kinds of corundum products, such as corundum bricks, corundum, mullite corundum, refining corundum perforated bricks, overall blowtorch and combined nozzle, side ceiling ... in steel, cement, ceramics, grinding material and petrochemical industries.White fused Alumina IndexFunctionSpecificationMain Chemical Composition%Magnetic Material%Al2O3Na2OSiO2Grinding Materials and apparatusF12 ...