pipe moulds:This kind of mould(socket) applys in plastic pipe welding mac hines, which is made of Aluminium alloy, and covered with American famous coatings Teflon, to protect the plastic pipes from adhering when welding the pipes,Foot: A special foot with clamp that enables working at any location.temperature rang:0-300degreevoltage rang:220±25vpower:00w 50HZspecification:20mm 25mm 32mmwelding materail:ppr pe pp-cOD (mm)Heating Time (s)Depth (mm)Cooling time(min)2051432571633282044012214501822.556324246