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Influence of Substrate of the Carbon Contents and Coating Thickness on Scratch and Wear Resistance of AlCrN Films

Chandrashekhar Ambiger, V. R. Kabadi, N. Gupta, K. G. Ambli, Rajesh Bhide

Materials Science and Metallurgy Engineering. 2016, 3(1), 1-7 doi:10.12691/msme-3-1-1
  • Figure 1. Optical microstructure images (100µm) of AlCrN coated surfaces of (a) 2 µm on EN353, (b) 4 µm on EN353, (c) 2 µm on EN31 and (d) 4 µm on EN31
  • Figure 2. 2D and 3D AFM images of AlCrN coating deposited on EN353 (2µm (a, b) & 4µm (e, f)) and EN31 steel (2µm(c, d) & 4µm(g, h))
  • Figure 3. Variation of coefficient of friction vs stroke length for different coating thicknesses and carbon contents of the substrate
  • Figure 4. Variation of traction force vs stroke length for different coating thicknesses and carbon contents of the substrate.
  • Figure 5. SEM scratch test image of AlCrN deposited on (a) EN353/2µm; (b) EN353/4µm; (c) EN31/2µm and (d) EN31/4µm
  • Figure 6. Variation of coefficient of friction vs stroke length for different coating thicknesses and carbon Contents of the substrate.
  • Figure 7. Measurement of wear rate for different coating thickness and carbon contents of the substrate
  • Figure 8. Wear test image of AlCrN deposited on (a) Optical of EN353/4µm; (b) Optical of EN31/4µm; (c) SEM of EN353/4µm; (d) SEM of EN31/4µm; (e) SEM of close-up view of EN353/4µm and (f) SEM of close-up view of EN31/4µm