Scalping - The removal of a small percentage of oversize from a product.Foods: Dried milk powder, dairy products, starch powder, cocoa powder, dried eggs, spices, tea from bags.Chemicals and
Petrochemicals: PVC, polyethylene pellets, melamine, phenolics, cellulose, acetate, polystyrene, sodium carbonate, calcium carbide, copper sulphate, detergents, iron oxide, stearic acid, titanium
dioxide, zinc oxide. Minerals and metals: Stones from pit sand, barite, mica, perlite, talc, and diatomaceous earth.Animal feeds: scalping of foreign materials from mash, removal of over size from
additives.Grains: Separation of large foreign materials from bulk shipments, flour sifting.