... material (such as CuCrZr, CuCr0.5, CuZr0.2, CuBeNi, CuNiSiCr and CuAg), electrode cones, electrode caps, electrode holders, welding guns, arms and welding fixture ... material:.1. Specification: Rod, Bar, Flat, Disc, Electrode cap, Electrode holder and many other products. 2. material: CuCrZr(C18150), CuCr(C18200), CuZr(C15000 ...