... other materials so that it widely used in blasting, polishing, grinding etc. Chemical AnalysisPhysical PropertiesSiO2≥65.0%Bulk Density1.5g/ ... stainless steel products. Cleaning of mould such as forging dies, rubber, plastic, metal casting, extrusion & stamping dies etc.3. ... circuit, semiconductor device, metal tube and non-ferrous alloy precision casting etc.4. Used in painting, and ink industries, ...