Blown vs Cast Stretch Film

Stretch film comes in varying gauges, lengths, chemical make-ups, colors and can be used in numerous applications. Not all stretch film works on all loads and for all applications. One interesting variable and starting point for stretch films is deciding between blown or cast manufacturing processes. But first, if you are unsure of the differences between shrink and stretch start with this blog post. Blown stretch film is created by blowing heated resin out vertically into a bubble. The bubble is then transformed into rolls while it is cooled by…

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Equipment Highlight: Orion Sentry LP Stretch Wrapper

Orion Packaging has a deep line of stretch wrappers. With the (still pending) 2020 PackExpo in Chicago coming up quickly it had us thinking about some of our finds in 2018. Orion debuted their newest Sentry iteration during the expo and it remains one of the best entry-level wrappers on the market for its low price, reliability, and onboard pre-stretch capabilities. Check out some of the key features for the LP and HP versions: 200% powered prestretch film carriage: Helps you save on film costs and give you a superior…

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4 Differences Between Stretch Film and Shrink Film

One of the biggest “verbiage” misuses we see in the industry has to be shrink film vs stretch film and everything in between like plastic wrap, cling wrap, or the like.  If you get these terms confused also you are not alone. Let’s unpack it! It’s true that both shrink and stretch films are designed to unitize products onto pallets and both are generally made from polyethylene resins.  Another truth, shrink films are produced on blown film lines and stretch films can be produced on either blown or cast film lines….

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