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J. Braz. Soc. Mech. Sci. & Eng. vol.31 número1

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Academic year: 2018

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Figure 1. Punch design. Dimensions in mm.
Figure 4. Cross-section of deformed work piece, after 1,000 cycles of punching.
Figure 7 shows the clearly difference between the surface  roughnesses of slug due to the use of TiN coating

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