Cold Foil Waste Control for Production Runs / 冷烫量产如何降低废膜和废品率
## Quick Answer Cold Foil Waste Control for Production Runs should be specified by process route, substrate, adhesive or UV varnish compatibility, artwork detail, and finished-package durability. For production managers, the safest buying path is to test the foil on roll-fed cold foil and sheet-fed cold foil lines, using the actual machine route for medium and long print runs. The main purchasing risk is makeready, roll width, tension, and defect tracking. Do not approve a cold foil roll by color alone; approve it by transfer completeness, edge clarity, gloss, adhesion, rub resistance, and r…