... 180,190mm also can use,but need change the mould and the parts.2, The machines use up to four 1500w ultrasound ... more than 1mm,Machine features: the machine take Small floor space, all machines use the aluminum structure , The firm does not rust after oxidation ... non-woven fabrics, acrylic adhesive surface of the device, When the mask to move to the location of processing, ultrasonic auto-generated, In ...