Cold Foil Pinholes and Speckling on Labels / 标签冷烫针孔麻点怎么解决
## Quick Answer Cold Foil Pinholes and Speckling on Labels should be specified by process route, substrate, adhesive or UV varnish compatibility, artwork detail, and finished-package durability. For label press teams, the safest buying path is to test the foil on paper and film label stock, using the actual machine route for fine labels and premium stickers. The main purchasing risk is dust, varnish laydown, foil tension, and surface smoothness. Do not approve a cold foil roll by color alone; approve it by transfer completeness, edge clarity, gloss, adhesion, rub resistance, and repeatabilit…