1. frequency control of motor speed 2 press roller and traction roller 3 Automatic ink circulation system 4 energy-saving. SJ-ASY Film blowing gravure printing connect-line set1.The machine body is U-steel frame,and main motor with inverter,traction with inverter,single winder.2.Suitable material:LDPE,HDPE,LLDPE and agriculture film.3.Can print all kinds of plasitc film,print two sides.4.360 ...