Ultrasonic non woven bag sealing machine applied to seal the non woven fabric cloth or chemical fabric cloth with no thread. Ultrasonic ... should more than 30%), for instance, Nylon, needlework cloth, non-woven fabrics, T\R cloth, Tetoron cloth(Polyester cloth),multilayer cloth ... high wear resistance and gains a longer service life.8. Simple operation, easy repair, using 20KHZ low noise ultrasonic to ...