October 29, 2026
Tray lidding film must match tray material, seal through product on the flange and hold anti-fog. Here is the spec list...
October 27, 2026
Certificate of Analysis for Packaging Film: What a Food Factory Should Check Before Unloading a Roll
A packaging film CoA is batch test data, not a compliance promise. Learn which certificate fields a food factory must check...
October 26, 2026
Static makes film cling, pulls dust into the seal and jams the line. Learn where the charge comes from and six...
October 22, 2026
A packaging line changeover hides its real cost in warm-up and first-off rejects. Learn the internal and external tasks that cut...
October 21, 2026
Pet treat packaging bags in 50-250 g formats need high barrier, a durable zipper and tight artwork space. Film structures, zipper...
October 20, 2026
Metal-detectable packaging film makes torn pouch fragments visible to metal detectors and X-ray. Learn how food factories select, verify and audit...
October 18, 2026
Corona treatment sets the surface energy that lets ink and adhesive wet a film. Learn how to read dyne levels, why...