... Ultrasonic welding machine for all kinds of plastic materials: Use to welding plastic parts like pvc, pp,pe,abs, pc,etc. Ultrasonic welding machine for ... PP & PC complex, Acrylic etc. materials.Main Features:(1). Suitable for welding pp, ps, pe, pc, abs, pvc, etc.;(2). No ... need any adhesives or flux, and less heat consumption;(3). Easy operation, high efficiency, excellent ...