Zipper is the great value-added features for polybag which provides consumer convenience by opening cleanly and straight every time. In Flexible Packaging Achievement adwards, a new technology award the Gold Award Winner in Technogical Innovation.
The retortable zipper withstands the stresses of the retort process and conveniently stores remaining portions. In general, the retort process take 121 degree for 25 minutes, general zipper is certified not suitable, With the use of retortable zipper, the retort pouch take as a product breakage was virtually eliminated as compared to existing glass packaging.
Tranditional Zipper are always featured with stand up pouch, flat bottom bag or even quad seal bag. PP or PE zipper depend on the final sealing layer of your pouches.
Founder of Li Pack
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See Related document about thermal sterilization flexible retort container
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Foil-less material but high barrier retort pouch, the pouch is microwaveable, really the easiest and fastest way reheat the packaged food and ready to eat.
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