This Standard specifies the test methods for bond strength of leather shoes heels and heel parts/outsoles.
This Standard is applicable to the leather shoes with bonding and nailing of the heel and heel part or outsole.
This Standard is not applicable to the leather shoes integrating the heel and outsole as a whole.
2 Normative Reference
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 16825.1-2008 Verification of Static Uniaxial Testing Machines - Part 1: Tension/compression Testing Machines - Verification and Calibration of the Force - Measuring System
3 Principle
The finished leather shoe is loaded into special fixture, then the heel is stretched off the shoe hell and heel part/outsole at certain speed on the tensile testing machine and the required force is the bond strength of the heel.
GB/T 11413-2015 The following standards are cited: