plastic pipe welding machine 1,.High precise 2,.Long using life 3,simple operation Application and features:1,Suitable for butt welding of plastic pipes and / or fittings made of PE,PP, and PVDF in a ditch in worksite or workshop.2,Consists of basic frame, hydraulic unit, planning tool, heating plate, support for planning tool eating plate, and optional parts.3,Removable PTFE coated heating plate ...