Ink spitting or ink splashing is a common problem in Flexo Printing. The problem with ink spitting usually occurs when printing with UV-ink, which has a viscosity up to five times higher than other printing ink. The high viscosity can lead to back pressure which in turn can lead to ink spitting. The doctor blade has an important function here and below we list both possible causes and solutions that you can use to prevent future problems with ink spitting.
See our product range of doctor blades here.