... , transformers, radio frequency cables, copper clad alaluminum, heat exchangers, electronic ... copper belt: 100%conductivity ,45 hvcopper cladding aluminum: applied in wireelectron: clean surface,steady tolerance, neat ribbon,used for electroplating ... copper belt: 100%conductivity ,45 hvcopper cladding aluminum: applied in wireelectron: clean surface,steady tolerance, neat ribbon,used for electroplating ...