Geomembrane Welding Machine Plastic Welder PVC Repairing Welding Machine. Product parameters Voltage/Frequency: 220V/50HZ Power: 1100W/ 1300W Welding speed: 0-5m/min Heating temperature: 0-450°C Lap width: 100mm Welding thickness: rubber wheel 0.3- 1.5mm Drum 1.0 - 2.0mm Welding seam number: double seam Weld width: 17mm Cavity: 12mm Welding strength: =90% base metal (tensile in shear direction) Insulation class: Class II Machine net weight: 5kg.