Tubular stranding machine is tubular type high speed stranding with back twist, for 7/12/19b copper/aluminum round & compact conductors and steel wires stranding. Bearing surround the tubular, hysteresis bobbin tension control. This line is mainly used for the assembly of bare and insulated conductors into concentric strands or cables including steel, aluminum, copper, aluminum alloy wire, as well as control cable and optical cable.