GB/T 3903.39-2019
Footwear—Test methods for uppers—Delamination resistance

GB/T 3903.39-2019 specifies the test method for the interlayer peel strength of footwear upper materials. It is applicable for evaluating the bonding quality of footwear uppers composed of multiple layers of materials (such as leather, textiles, synthetic leather, and their composites) after lamination, by measuring the force required to separate the layers of a specified width and specific bonding area of the upper sample.

This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
Status Active
CCS Y78 ICS 61.060
Release Date 2019-08-30 00:00:00 Implementation Date 2020-03-01 00:00:00