Poor UV adhesion over ink
High severitySymptoms
Coating peels with tape or at folding; flakes
Probable causes
- Inks with waxes/silicones
- undried ink
- spray powder
- low surface tension
The Print Guy · 2026-10-05
Other problems in this category
UV coating · TPG-150
Incomplete cure
Tacky coating, strong odor, scratches with a nail
UV coating · TPG-152
UV wrinkling
The UV film wrinkles or folds over fresh ink
UV coating · TPG-155
UV cracking at folding/die-cutting
White cracks at folds and cuts
UV coating · TPG-153
Residual odor in the product
Characteristic smell persisting after curing
UV coating · TPG-154
Uneven UV gloss
Alternating matte and glossy zones
UV coating · TPG-156
Fish eyes in spot UV
Circular uncoated dots within the motif