... cover, baby diapers, blanket, Filtration materials2) Ultrasonic quilting machine,Product Features1.Short welding time,ultrasonic automatic bonding without thread and ... ,more high-class and beautiful.4.After Pinhole-free processing,it is waterproof and more warm.5.Using roller ... of material to keep in aligned state,low lose of processing.product is more smooth and stable. (3)Quilting Machine Technical ...