WT-6055B BALLY leather flex resistance tester

WT-6055B BALLY leather flex resistance tester.pdf

1. Introductions

Install the test sample on the BALLY leather flex resistance tester, and conduct a bending test at a certain frequency using the BALLY leather flex resistance tester. Observe the surface changes of the test sample to evaluate its bending resistance performance based on whether there are wrinkles, fractures, and their severity on the surface.

2. Relative test methods

GB/T 20991 / ISO 20344 personal protective equipment— test methods for footwear

BS 3144 sampling and physical testing of leather— determination of resistance to bending and abrasion of heavy leather

JIS K6545 testing method for flexing endurance of light leathers and their surface finishes

SATRA TM55 flex resistance of upper materials – Bally flexometer

3.specifications