... , press edge, embossing, suture welding hollow Basic configuration1. The new computer intelligent ultrasonic generator;2. 20 KHz ultrasonic transducer device ... kinds of chemical fiber cloth, all kinds of leather, non-woven fabrics, spray adhesive cotton, thermoplastic thin films, chemical pieces ... pillowcase, bedding bag, tents, raincoat, disposable surgical garment cap, non-woven mask, nonwoven, etc