... Copper wire tinning machine 450/750V. 2,10sqmm-185sqmm 3.PVC insulation. 4,IEC,BS,VDE,GB/T,JB/T The welding ... .Main Manufacturing Procedure: 1, Copper wire drawing and annealing.2, Copper wire stranding .3,PVC insulation extruding ... Spark Tester,Heating aging Chamber,High resistance machine,Oxygen index equipment ,Partial discharge inspection ... contact to us immediately Copper wire tinning machine