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The basis of this Wiki is the 2012 issue of the "DODUCO Data Book of Electrical Contacts" which is also available in printed form.
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Featured Article

Physical Effects in Sliding and Connector Contacts

Physical Effects in Sliding and Connector Contacts

Mechanical wear of sliding contacts

dV/dx = k x FK /3 HW

dV/dx Wear volume in mm3 per slide path length in mm

k Coefficient of frictional wear

HW Hardness of the softer material (Brinell or Vickers units)

FK</s

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