Shrink Wrap Film This also referred to as 'shrinkwrap' or shrink wrap film, is a plastic film made of polymers. Polymer, originally a Greek word, which roughly translated me…ans 'many parts', was first coined by Jons Jakob Berzelius, in eighteen thirty three. The words definition and uses are very different today, in a modern world. Polyolefin is the most popular kind of shrink wrap. Although PVC and various other polymer compositions are available..
Shrink wrap film can be manufactured to shrink bidirectional or in one direction. Known as mono-directional or unidirectional. Because they are all different, it is important to choose the right type for your packaging needs. The film is pre-stretched. So after it has been wrapped around an object, reheated and left to cool, it will shrink back to it's original format. Creating a tight seal wherever it has been placed. Manufacturers are constantly looking into ways of making the shrink wrap films ever more efficient. (MORE)