Extended core stretch wrappers are rolls of

stretch film Stretch wrap or stretch film is a highly stretchable plastic film that is wrapped around items. The elastic recovery keeps the items tightly bound. In contrast, shrink wrap is applied loosely around an item and shrinks tightly with heat. While ...

that have their internal core extended beyond their film roll creating a handle by which film can be wrapped. ''Extended core'' wrapping is the lowest initial investment stretch wrapping system as no machinery is purchased. This system provides little control over stretch and is hard on workers' hands. Because of this, many

stretch wrap Stretch wrap or stretch film is a highly stretchable plastic film that is wrapped around items. The elastic recovery keeps the items tightly bound. In contrast, shrink wrap is applied loosely around an item and shrinks tightly with heat. While i ...

users opt for low cost hand wrappers such as "hand savers" or '' mechanical brake'' systems.

References

Books

* Yam, K. L., "Encyclopedia of Packaging Technology", John Wiley & Sons, 2009, {{packaging Packaging machinery