Toning is the inability to remove fine ink particles that deposit on to the non — image area of the plate.
Tinting is ink pigments leaching from the ink and feeds back into the fountain solution, that then deposit in the non-image area of the plate.
|Check and adjust as necessary. If problem persist consult with your F/S manufacturer
|Roller settings or durometer not correct
|Check durometer and roller settings. Replace or adjust as necessary
|Plate to blanket pressure to high
|Check and adjust to press manufacturer recommended settings
|Check exposure and processors
|Press washes ( Detergent or oil based)
|Wash roller train and plates. Rinse 2 or 3 times thoroughly with warm water
|Fountain solution to strong or weak
|Consult with your F/S manufacturer
|Water temps to high
|Adjust recirculation tank chilling unit to 58°–65°. If no chilling unit available consider limited use of ice bags in recirculation tank
|Increase ink vibrator chill water to 80°–90°