Cold Foil on BOPP Labels for Food Packaging / BOPP 食品标签冷烫注意事项
## Quick Answer Cold Foil on BOPP Labels for Food Packaging should be specified by process route, substrate, adhesive or UV varnish compatibility, artwork detail, and finished-package durability. For food label printers, the safest buying path is to test the foil on treated BOPP film, using the actual machine route for food labels and beverage labels. The main purchasing risk is treatment stability, migration limits, and rub resistance. Do not approve a cold foil roll by color alone; approve it by transfer completeness, edge clarity, gloss, adhesion, rub resistance, and repeatability at prod…