Preston-Archard (PA) wear law and its physical origin
Theory of wear - Measurement, contacts characterization and wear rate

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Preston-Archard (PA) wear law and its physical origin
Theory of wear - Measurement, contacts characterization and wear rate

Authors : Éric FELDER, Pierre MONTMITONNET

Publication date: October 10, 2015 | Lire en français

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4. Preston-Archard (PA) wear law and its physical origin

4.1 Universal statements: wear rate k

Consider the relative motion between two solids A and B under normal force P with sliding velocity Δv, assumed uniform over the contact surface. The Preston-Archard (PA) law

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