Automatic Hot Air Welding Machine 1.No glue splicing; 2.for PVC,PE materials; 3.simple operation. Automatic Hot Air Welding MachineAPPLICATION The automatic welding machine is designed to weld plastic materials. The automatic welding machine can weld advertising inkjet fabric, inkjet cloth, light box cloth, thick PVC cloth, mesh cloth, tarpaulin and other PVC, PE, DHPE, LDPE, EVA, Pp plastic ...