What are the most common flexo printing challenges and solutions?

We made this chart to help with some of our most common challenges that customers come to us with, we hope this helps your business!

Issue Cause Solution
Ink drying too slowly Humidity, incorrect ink formulation Use faster-drying ink, adjust dryer settings
Dot gain Too much pressure, incorrect anilox roll Adjust pressure, use finer anilox roll
Ink adhesion issues Substrate incompatibility, incorrect surface tension Use proper primer, adjust ink formulation
Ghosting or streaking Dirty anilox roll, improper ink viscosity Clean anilox roll, adjust viscosity
Color variation Ink pH imbalance, inconsistent anilox rollers Maintain pH, use consistent roller specs
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