Fish eyes in spot UV

Medium severity

Symptoms

Circular uncoated dots within the motif

Probable causes

  • Silicone contamination (ambient or ink)
  • dirty coating form
  • low surface tension

The Print Guy · 2026-10-05

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UV coating · TPG-153

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Incomplete cure

Tacky coating, strong odor, scratches with a nail

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High severity

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White cracks at folds and cuts

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All UV coating problems (7) →

Other categories

Water-based coating (8)Wire/Spiral binding (7)Binding (hotmelt/PUR) (8)