... fabric 3.efficiency 10-20m/min 4.no needle Ultrasonic no needle Sewing Machine for chemical fiber Usage and features: The ... than other series, and has no needle points. The ideal equipment of producing bed sheets, light quilts, apparel fabrics, ... , ski clothing, bedding, bedspreads, sofa covers, mattresses, bed sheets, and many other industries Technical parameters: NameUltrasonic quilt machineModelSH ...