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Sole adhesion peel strength testing
The SATRA TM411 test for assessing sole bonds has recently been revised.
Ever since cemented and direct-moulded constructions came to dominate over stitched-on constructions, obtaining and assuring secure attachment of sole to upper has been of prime concern to shoemakers and suppliers. Achieving a good bond is a multistep process, with many opportunities for error that can lead to poor results.
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