ultrasonic cutting machine 1.goocomposite material, thermoplastic film and plastics slice, such as chemical fibrous cloth ultrasonic cutting machineSuitable material :composite ... , knitting cloth, non spin cloth, gush glue cotton, PE paper, PE + aluminium, PE + cloth, and so on.Application ... Model Output Frequency Fuse width Fuse speed Power Machine Size Weight RFS-501200W 20KHz 50mm 5-20m/min ...