... overlap welding.COMPOSITION:Decoiler, Chassis, Frame, Layer Insulation Decoiler, Rear Feeder, Deviation Adjusting Device, Burr Remover, Automatic Cutting Device, End Insulation ... Decoiler, Front Feeder, Winder, Discharging Trolley, Welding MechanismTECHNICAL PARAMETER: ParameterBRJ-800Single-Layer BRJ ...