Features of GH474 Octavo four Color Commercial Offset Printing Machine: 1 Continuous alcohol dampening system with chiller recirculation :there are 21 ink and water rollers (including 4 ink form rollers); speed variation of ink fountain roller is separately driven by inverter. 2. Pneumatic control technology pneumatic control technology is employed in dampening and ink contact, impression, semi-automatic plate changer, the quality, stability and durability of the product are guaranteed by the imported electrical components. 3 Ultrasonic type double sheet detector, assures superb correct sheet detection. 4 Lower swing front guide and sheet gripper, sufficient time for shaping sheet, smooth sheet feed and accurate register are awailable. 5. PLC automatic control system: dialogue between operator and machine is realized by CP touch screen; low speed inching function and high speed emergency stop button for better safety. 6 Semi-automatic plate changer greatly shorten make-ready time. 7. Plate register remote control device: allows the plate adjustment in vertical, lateral and axial direction. 8. Adopt cutting-edge offset printing technology. Specification of GH474 Octavo 4 Color Commercial Offset Printing Machine: Printing speed 3000-11000 sheet/hour Max. sheet size 470×340mm Min. sheet size 180×150mm Paper weight 0.04-0.4mm Max. printing area 450×320mm Sheet height of feed table 550mm Sheet height of delivery table 430mm Plate size 460×370×0.15mm Ink rollers 17pcs Dampening rollers 4pcs Plate form rollers 5pcs(4pcs of ink form rollers, 1 pc of dampening roller ) Dampening method Alcohol Power consumption 9KW Machine weight 7200kg Machine size 2586×1654×1800mm with foot pedal