Zipper life testing

In this type of testing, the puller is moved up and down the zipper while applying heavy force and tension to the zipper in vertical and lateral form.

A minimum of 1000 open and close movements is the basic qualifying criteria for any Y2K product. However, for a high end Diamond and Platinum range, the number of to and fro cycles go beyond the standard norm easily reaches benchmark depending on the type of customization.