... PVC Geomembrane Small HDPE Automic Welding Machine LWST900Product DescriptionGeomembrane welder is a new welding machine which is developed by our ... HDPE, EVA, PP and PVC,HDPE,EVA,PPThis series of welding machine is excellent in performance and easy for operating, ... .power supply insurance8.Temperature control instrument9.Control case 10.Thermal wedge11,Pressure wheel12,Creeping wheel13,Sway head14 ...