Brief introduction: The machine is applied to the base color printing of aluminum, lead-tin, zinc and other metal tubes. It can let the tubes, which are needed by conveying chain pin, plug into the mandrel to carry out printing, and can automatically convey the printed tubes to the conveying chain pin for drying. Main feature: High printing precision,high production efficiency.Load and hold work pieces automatically by manipulator, operate easily.Stop automatically due to without tubes.Move over automatically due to without tubes.Avoid printing ink on the main shaft.PLC system control, variable frequency speed control.Main parameter: Applicable specificationdiameter:13.5 50mmLengthless than or equal 220mmProduction capacityless than or equal 160pcs/minTotal number of mandrel of rotating disc12pcsPower of main motorP=4KWPower of mandrel rotation motorP=0.75KWAir intake pressureP=0.6mpaOverall dimension2726*2330*1757(mm)Weight4600kg