Free to print and share. Each one is a clean A4 set.
Packaging specification checklist (PDF)
Defect troubleshooting poster (PDF)
Material cheat sheet (PDF)
The specification checklist lists what to define and agree for a pack, with a sign-off page. The troubleshooting poster lists common packaging defects, their usual causes and what to check first. The material cheat sheet gives typical densities and barrier levels, with handy formulas. All values are typical and rounded, so check your supplier’s data sheet.