As to the machine, single-color, two-color, three-color, four-color and five-color are available. General featuresFrequency control device ... device is optional.As to the machine, single-color, two-color, three-color, and four-color anr available. ModelDrum diameter(mm) ... 2578220002500x180068504PS2I-2578221002500x190070005.5PS23-2578223002500x210075005.5 Corrugated Three-color printing press machine