... used to make holes, embossing and trimming on chemic Ultrasonic Non woven bag Sewing machine:1.The operations of side scraping and ... slice, such as chemical fibrous cloth, nylon cloth, knitting cloth, non spin cloth, gush glue cotton, PE paper, PE + aluminium, PE ... , handkerchief, coloured flag, disposable operating coat,,hook and loop cutting,,non woven bag making,etc WSD-50B/100B/150A Ultrasonic ...