Friction type tension device is winding machine winding can occur in the link member tonal tension, the enameled wire wound with appropriate tension, so that the winding coil fastening elastic appropriate, full, ensure consistency of coil technology index. For details please visit our official website: http://www.www.swlawyer.org.cn Source: http://www.www.swlawyer.org.cn? (reproduced please specify the reproduced source)