... , industrial medicine, cosmetic, coatings, etc. Ceramic and Abrasive: Alumina, quartz sand, mud, and carborundum., etc. Food industry: Sugar powder, starch, salt, rice noodles ... . Paper making: Paper pulp, paint, wasted water recycling. Metal, metallurgy and mining industry: Aluminum powder, ceruse, copper powder, ore alloy powder, welding rod ...