How can waterproof labels be manufactured to be more waterproof?
Material SelectionSubstrate Material: Select materials with good waterproof performance by themselves, such as plastic films like polyester (PET), polypropylene (PP), and polyvinyl chloride (PVC). These materials have a high density and low water absorption, which can effectively block water penetration. Among them, PET film has high strength, good transparency, and relatively excellent waterproof performance; PP […]
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