Tungsten copper features high strength,high electrical conductivity,high saftening temperature,high arc erosion,is usualyused as spark electroda

and resistance welding electrode.f fungsten steel,high-carbon stel or high-temperature resistant and super-hard metalis used as mould matenialelectrodes made of ordinary copper wear and tear quickly when spark galvanic erosion is requiredf tungsten copper is used to make elecrode.t carsolve the problem of higher wear and tear,increase mould galvanic erosion speed,save sonsumption of electrode and improve mould precision greaty