A shrink tunnel is a heated tunnel mounted over or around a conveyor system. Items (such as packaging) have shrink film loosely applied; with heat, the film shrinks to fit snugly around the wrapped object.
A shrink tunnel, referred to as an oven, may be equipped with an integrated conveyor of two different kinds: the roller conveyor or the belt conveyor. Roller conveyors can be used with polyolefin, PVC, and shrink polyethylene films. The space in between the rollers is filled with hot air from the bottom of the tunnel to shrink the film layer around the object, creating a sealed package...
USES
.shrink labels.
.combining small items for sale and display (example: bottled water).
.Tamper resistant or Tamper-evident bands or seals.
.Form primary barrier on foods such as cheese, meats and fish.
.Skin packs