cathode copper is a kind of non-ferrous metal which is closely related to human beings. Widely used in electric power, light industry,Machinery manufacturing, construction industry, national defense industry and other fields. Used for winding resistance of various cables, wires, motors, transformers, switches, printed circuit boards. Manufacturing industrial valves and accessories, instrumentation, sliding bearings, molds, heat exchangers and pumps.Also makes vacuum, distillation tank, brewing tank and so on.It is also used in the defense industry to make bullets, shells, gun parts, etc.