welding machine 1.No glue splicing 2.for PVC,PE materials flex,etc, 3.simple operation,AC inverter Automatic Hot Air Welding Machine1 ... 3.simple operation,AC inverterThe automatic welding machine is designed to weld plastic materials. The automatic welding machine can weld advertising inkjet fabric, ... buttons turn up temperature 17. The button turns down temperature Electrofusion Welding Machine