We are privileged to introduce G D Crystal Corporation as a manufacturer and supplier of metal polishing & buffing compounds. Our products are used in industries like jewelry, kitchenware, surgical equipment, automobile, sports equipment, watch, cutlery and many more. Our products are used to polish ferrous metals (such as stainless steel, cast iron, bronze) as well as non- ferrous metal (such as copper, brass, aluminum) including precious metal (such as gold, silver and platinum).