Flap not bonding with white glue (PVA/cold glue)
High severitySymptoms
Boxes opening at erection or filling; glue peeling cleanly off the surface
Probable causes
- Glue applied over coating, laminate or UV (closed surface)
- diluted or old glue
- too little glue
- insufficient compression
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The Print Guy · 2026-10-05
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