... Machine 1000W,20KHz Ultrasonic Fabric Sewing Machine Technical parameterSource power220V+ ... minRoller size23MM/50MMDimencion127CM*63CM*128CMNet weight120KGApplications: apply tonon woven fabric, lace cloting ribbon, decoration product, handkerchief, tablecloth ... materials: all kinds of nonwoven fabric, spun-bondad cotton, artificial leather,and fabric, thermoplastic film, chemical plastic piece ...