... leather 3 nonwoven fabric,spun-bonded cotton 4 non-woven fabric bag sewing machine Ultrasonic non-woven fabric bag sewing machine parameters ... be used to all kinds of fabric, artificial leather, coated cotton, PE paper, PE + aluminum, PE+ cloth and other ... %), for instance, Nylon, needlework cloth, non-woven fabrics, T\R cloth, Tetoron cloth(Polyester cloth),multilayer cloth, and other coated fabric ...