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How to choose foam cap liner


Jan 15,2026


Foam cap liner are widely used in a vast array of products, offering a diverse range of options. As demands in the packaging market continue to evolve, packaging materials and formats have adapted accordingly to meet these changing requirements. For instance, modern foam cap liner have undergone significant structural improvements, enabling them to fulfill even high-end packaging needs.

 

Utilizing contemporary R&D approaches and advanced manufacturing techniques, foam cap liner are produced with a unique three-layer construction: high-density PE materials on the top and bottom layers, with a PE elastomer core in the middle. This design is free from any impurities, substantially enhancing sealing performance and making them suitable for products with stringent sealing requirements. Thanks to their high-quality materials, foam cap liner are also colorless, non-toxic, and odorless, meeting the packaging standards for various food products. When placed in bottle caps, these cap liner provide multiple sealing effects, which not only improves long-term sealing reliability but also enhances overall packaging performance.