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  Wear tests
Vibration and back /forth based wear tests

Various wear tests can be carried out on metallic items :

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Vibration test

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Fine scratch test (internal standard operating procedure)

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Gravel drop test (internal standard operating procedure)

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Back and forth test

   

   
Vibration wear test Back and forth test
   

These tests permit to simulate the conditions by wearing in function of the type of deposed coatings on the surface of horological and jewellery pieces,...

   

   
Wear pattern on PVD coating
after a vibration test
Wear pattern on a steel bracelet
after the gravel drop test
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