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SATRA TM175 test standard:The strength of the end of the laces wrapping the accessories

Date:2019/8/3 435 times Size:Large medium Small

The purpose of this test method is to test the strength of a package of accessories at the end of a shoelace. This method is applicable to all types of shoelaces and shoelace end packages, and can also be used for accessories with similar models


1 Scope


The purpose of this test method is to test the strength of a package of accessories at the end of a shoelace. This method is applicable to all types of shoelaces and shoelace end packages, and can also be used for accessories with similar models


2 Principle


A tensile testing machine is used to measure the force of pulling off the wrap at the end of a shoelace


3 reference data


BS EN 100002-2: 1992 - validation of force measuring systems for tensile testing machines


4 equipment and materials


4.1 a tensile testing machine:


4.1.1 one clamp separation rate: 100 ± 10mm/min.


4.1.2 force measurement capacity up to 500N with an accuracy of - 2% as specified in BS EN 10002-2, class 2


4.1.3 a method of recording forces during testing, either continuously or maximally


SATRA's reference standard STM 466 provides a suitable machine


4.2 a clamp is used to fix the wrapping at the end of the test shoelace, which is composed of a flat metal plate with a thickness of about 3mm, and there is a V-shaped incision on it


■ vertical edge


The width of the top of the V-shaped mouth is about 3 mm


A length of about 35 mm


SATRA can provide a suitable fixture


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