Copper Mould Tube, Mould Assembly, Graphite Electrode manufacturer / supplier in China, offering High-Speed Cu-Cr-Zr Copper Mould Tube - Parabolic Taper & Ni-Co Composite Coating, High-Performance Cu-Cr-Zr Copper Mould Tube - Multi-Taper Design & Ni-Co Composite Coating, Long-Life Cu-Cr-Zr Copper Mould Tube - Parabolic Taper & Ni-Co Composite Coating and so on.