Fig. 1 Hexagonal pattern array observed under scanning electron microscope (SEM).
Fig. 2 Scanning electron microscope dimple pin density before experiment (a) 10%, (b) 12.5%, (c) 15%, and (d) 20%
Fig. 3 Structure of ANN process simulation
Fig. 4 Friction coefficients as a function of velocity for 10% density of micro dimple.
Fig. 5 Friction coefficients as a function of velocity for 10% density of micro dimple.
Fig. 6 Friction coefficients as a function of texture density of micro dimple.
Fig. 7 SEM image of dimpled pin dimple condition after test.
Table 1. Friction coefficient from experiment
Table 2. Friction coefficient from experiment
Table 3. Comparison of mathematical models
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