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The friction influence on stress in micro extrusion

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Academic year: 2017

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Fig. 3. Investigated parameters of triangular asperity; a) average  roughness obtained while initial polishing, b) average roughness  obtained while finish polishing
Fig. 4. Stress-strain curve of the workpiece material
Fig. 9. Distribution of the substitute friction shear factor m z  at the  height of the container wall x, characterized by triangle wave  h=5µm, λ=20µm

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