Stretch Wrap suppliers This type of packaging is similar to shrink wrap, where the film wraps the tray around the tray, and then two heat grippers heat seal the film at both ends together. This is the earliest form of use of transparent PE stretch film, and more packaging forms have been developed from this Full-width packaging: This kind of packaging requires the film width to cover the tray, and the shape of the tray is regular, so it has it in use, suitable for film thickness of 17 ~ 35渭m Manual packaging:http://www.kaixiang-packaging.com/stretch-wrap/
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