electrode cone mainly used as parts of resistance welding machines. has passed the authentication of ISO9001. electrode cone:1. used as parts of resistance welding machines and spot welding.2.Material: CuCrZr(C18150),CuCr(C18200), CuZr(C15000), CuNiSiCr(C18000), CuNiBe(C17510)3. high conductivityWe have a history of more than 27years. Its quality and price is very good. The products have been ...