... standard 4Frequency:20-80pcs ultrasonic horizontal plastic welding machine OverviewLihan machinery co.,ltd is the large- ... ,such asd :turntable,bull,rotary welding machine,automobiledoor panels,meter,highlights,bumpers and other special ... horizontal plastic welding machineAlternative name:ultrasonic welding machine,multihead sealing machine,ultrasonic plastic welding machineModel No:HD-LHSH2013Shape ...