... automatic paper feeding, ultrasonic welding, Double PE Coated Paper Cup Forming MachineThe double PE coated paper cup forming machine with ultrasonic ... knurling, curling, and cup discharging.Specifications of double PE coated paper cup forming machineSpecification of Paper Cup4-12 ... changeable)Paper Material180-230g/m2 Single or Double side PE coated paperSpeed45-55pcs/minTotal Power220V 50HZ 4.8KW ...