Polyolefin shrink wrap does not have any plasticizers, so the temperature is not an issue. Polyolefin shrink films do not have any chlorine therefore, they do not produce hydrogen chloride gas. Polyolefin Shrink wrap is preferred for a variety of reasons, including fewer odors when sealed, stronger seal, and more flexible storage.
Polyolefin Shrink Film - A type of shrink wrap that has become the preferred choice for packaging products, both edible and non-edible. Proper ventilation is required when sealing PVC shrink wrap. PVC shrink wrap also releases small quantities of hydrogen chloride into the air and carbon deposits onto the sealer. The plasticizer in PVC Shrink wrap hardens in cold conditions and softens under hot conditions, therefore compromising the strength of the seal and the plastic. PVC shrink wrap was the most commonly used shrink film until replaced several years ago by polyolefin (POF) shrink wrap.Ĭommon Uses of PVC Shrink Film - PVC shrink wrap uses include packaging boxes, CD and DVD packaging, software, small canisters, and other non-edible items.ĭrawbacks of PVC Shrink Film - Sealing Strength, storage issues, and sealing by-products are common drawbacks of PVC Shrink Wrap. Polyvinyl chloride is the third most-produced plastic in the world. PVC Shrink Film - A type of shrink wrap used for a variety of applications. Below is a breakdown of the two most commonly used types of shrink. Some typical applications of shrink wrap are for wrapping food, gift baskets, boxes, toys, books, soaps, etc. There are a variety of uses for Shrink wrap and shrink film. When heat is applied, it shrinks tightly over whatever it is covering. Shrink Film - a material made up of polymer plastic film.
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