1, Plastic Socket Welding Machine 2, PPR/PE Pipe Welding Machine 20-63mm Plastic/PPR/PE Pipe Socket Welding Machine1, Application And ... Features:Sutiable for socket welding between PE, ... heating plate temp: 270 ; Working Voltage: 220V, 50Hz3, Picture Machine: Plastic/PPR/PE Pipe Socket Welding Machine 20-63mm