Table 2.

Cutting parameters for cutting speed variations.

No	Insert Tool	${\mathit{a}}_{\mathit{p}}\left(mm\right)$	$\mathit{f}\left(mm\mathbf{/}rev\right)$	${\mathit{v}}_{\mathit{c}}\left(m\mathbf{/}rev \right)$	$\mathit{N}\left(rpm\right)$	${\mathit{V}}_{\mathit{f}}\left(mm\mathbf{/}min\right)$
1	I1s, I2s, I3s	1.25	0.16	60	779.53	124.72
2		1.25	0.16	70	909.45	145.51
3		1.25	0.16	80	1039.37	166.30
4		1.25	0.16	90	1169.29	187.08
5		1.25	0.16	100	1299.22	207.87