China W75 Tungsten Copper Plate, Copper Tungsten Plate, 25X25X100mm, 10W3 Tungsten Copper Alloy Electrode (elkonite), Find details about China Tungsten Copper Electrode, Electrode from W75 Tungsten Copper Plate, Copper Tungsten Plate, 25X25X100mm, 10W3 Tungsten Copper Alloy Electrode (elkonite)