YTsix color Flexography Printing Machine Main technology parameter MODEL PRINTING WIDTH PRINTING LENGTH PRINTING SPEED PLATE THICKNESS MACHINE DIMENSION YT-6600 600mm 180-990mm 60m/min 2.38mm 4800×1600×2400mm YT-6800 800mm 180-990mm 60m/min 2.38mm 4800×1800×2800mm YT-61000 1000mm 180-990mm 60m/min 2.38mm 4800×2000×2800mm