Shrink wrap machines apply heat to shrink a plastic film around a product. This process is often done by automated equipment, but manual and semi-automatic shrink wrap machines are also available. Shrink wrap machines cover the item, and then sent it through a heat tunnel or oven for shrinking.

Shrink Wrapping, Shrink Packaging or Bundle Wrapping is a packaging process in where a group of products is wrapped in shrinkable plastic film which, after exposing to hot air, holds the products firmly together for transport, as a sales unit or for ease of inventory management.

Shrink wrap machines apply heat to shrink a plastic film around a product. This process is often done by automated equipment, but manual and semi-automatic shrink wrap machines are also available. Shrink wrap machines cover the item, and then sent it through a heat tunnel or oven for shrinking.

Here's a simplified breakdown of the packing machine's working principle: A roll of film is placed on a supporting device, guided by rods and tensioned to ensure proper positioning of the trademark pattern. The film is then rolled into a cylinder by a lapel former and wrapped around the filling tube.

Specification of Automatic Shrink Packing Machine for books :

A wide range of products can be packaged

An economical packing solution

Safety protection and alarm attached

The sealing system is capable of performing smooth and firm sealing line.

Easy operation and maintenance

Use of photo sensors and timers controls the bag length for sealing

Excellent perforation system design allows pin changed easily