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Strength testing of upper materials
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Reviewing the test methods used to assess the basic strength of footwear upper and lining materials.
One of the most basic physical properties of any material is its strength – the force required to break or rupture it when it is put under stress or strain. While there are a variety of strength tests that can be conducted on a piece of material, this article will concentrate on the two most commonly used in footwear testing – ‘tear strength’ and ‘breaking’ or ‘tensile strength’.
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