Description Overview This listing is for a used industrial mask production machine Specifications Finished mask size: standard 175 x 95 mm Production speed: 90 ± 10 pcs/min Power: 12 kW Ultrasonic frequency: 20 KHz Power supply: 220 volts and 50/60 Hz Driving method: servo and stepping motors Applicable material: PP nonwoven fabric or composite fiber Machine dimension: 3510 x 1100 x 2000 mm