Research Article
Analysis and Optimization of Cutting Tool Coating Effects on Surface Roughness and Cutting Forces on Turning of AA 6061 Alloy
Table 3
Turning parameters and levels.
| | Parameter | Symbol | Level I | Level II | Level III |
| | Cutting tools | Ct | Uncoated | Coated | | | Cutting speed (m/min) | Vc | 250 | 300 | 350 | | Feed rate (mm/rev) | f | 0.1 | 0.15 | 0.2 | | Depth of cut (mm) | a | 1 | 1.5 | 2 |
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