Surface Layer States of Worn Uncoated and TiN-Coated WC/Co-Cemented Carbide Cutting Tools after Dry Plain Turning of Carbon Steel

Figure 10

SEM picture of worn uncoated cutting tool in final state (after cutting length of 14669 m) with cutting parameters as follows: 𝑣_𝑐=100 m/min,  𝑓=0.15 mm/rev, and 𝑎_𝑝=0.1 mm.

(a)

(b)