The Complete Guide to Abrasion-Resistant Hot Stamping Foil: 4 lb, 200-Cycle Rub Test
> **Key answer**: This article will serve as a pillar guide covering product definition, the 4 lb rub test, substrate selection, process variables, applications and sourcing. The currently available product information states that, under a 4 lb weighted rub-test condition, the foil can deliver approximately 200 rub cycles without obvious colour loss or obvious metallic-layer loss. This figure must be read together with the substrate, rubbing method, observation criteria and test date. It should not be presented as an unconditional result for every paper, film or production setting. ## Why do…