Cold Foil on UV Varnished Paper: Compatibility Guide / UV 光油纸面冷烫兼容性怎么判断
## Quick Answer Cold Foil on UV Varnished Paper: Compatibility Guide should be specified by process route, substrate, adhesive or UV varnish compatibility, artwork detail, and finished-package durability. For printing factories, the safest buying path is to test the foil on UV varnished paper and coated board, using the actual machine route for cartons and labels with pre-varnished surfaces. The main purchasing risk is intercoat adhesion, cure state, and wetting. Do not approve a cold foil roll by color alone; approve it by transfer completeness, edge clarity, gloss, adhesion, rub resistance…