Flexo printing

Ink Spitting

Ink that passes under the doctor blade and splatters onto the substrate being printed. Most common in Flexo with UV ink.

Ink Spitting


  • Doctor Blade contact zone too thin
  • Doctor blade too thin
  • doctor blade pressure too low
  • using the wrong doctor blade


  • Use a very thin doctor blade tip
  • Choose a thick doctor blade base material
  • Increase the doctor blade pressure
  • Use TKM SpitStopper

Recommended Solutions to solving Ink Spitting

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