Research Article

Surface Integrity of AISI 52100 Steel during Hard Turning in Different Near-Dry Environments

Figure 6

Tool flank wear (after 150 mm) for (a) Dry, (b) CCAVT, (c) MQCL, and (d) Hybrid NF-MQCL machining environments at Vc: 200 m/min and f: 0.2 mm/rev.
(a)
(b)
(c)
(d)