... problem that general high-frequency can not well cutting and welding the PETG / APET environmentally materials. The machine have two different ... -36 air pressure, oil pressure device;3,NL-5557 spark circuit devices;4, welding and cutting one time is ok, easy to ... , vacuum-Thermoform cutting edge is smooth.Application:1,Cardboard, Plastic welding cut off;2,car leather packing, Hand door, sun visor ...