Open Access

Table 1

Values of input parameters.

Parameter Symbol Unit Value at level

1 2 3 4
Tool holder length L mm 25 30 35 40
Cutting speed nw rev/min 659 910 1140 1350
Feed rate fd mm/rev 0.092 0.126 0.187 0.282
Depth of cut ap mm 0.2 0.4 0.6 0.8

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