... controlled... Cabinet Type Ultrasonic Welding machineUse: Ultrasonic welding machine is widely used in automotive industry, electronic industry, ... USB connection, Bluetooth devices, and so on. Stationery: folder, album, folding boxes, PP hollow board, pen loops, ink cartridges ... welding accuracy. Limit device equipped with fine-tuned machine,so that welding uniform,improve product yields,and with ...