Cold Foil for Shrink Sleeves and Curved Containers / 收缩膜和弧面容器冷烫风险
## Quick Answer Cold Foil for Shrink Sleeves and Curved Containers should be specified by process route, substrate, adhesive or UV varnish compatibility, artwork detail, and finished-package durability. For sleeve converters, the safest buying path is to test the foil on treated PETG, PVC, and OPS sleeves, using the actual machine route for shrink sleeves and curved packaging. The main purchasing risk is distortion, shrink stress, and scuffing. Do not approve a cold foil roll by color alone; approve it by transfer completeness, edge clarity, gloss, adhesion, rub resistance, and repeatability…