Post stretch is the stretch in the film created by the film tension between
the film carriage and the load being wrapped.
Is Post Stretch ?
is the stretch in the film created by the film tension between
the film carriage and the load being wrapped .
the film Tension and you will increase the Post stretch .
Of Post Stretch
Maximizes the load retention capabilities of the film.
As this "Tension" stretch is usually concentrated on
the corners of a load, it can crush and damage if set too high.
As you use the load to create the tension, there is a danger of
pulling the layers apart.
Dependant on the product to be wrapped this form of stretch may
not be desirable. (Empty P.E.T bottles)
How To Post
is directly proportional to the amount of film force applied.
the film force and the post stretch will increase.