Optimization of Cutting Parameters during Dry Turning of Austenitic Stainless Steel Using nc-AlTiN/Si₃N₄, TiAlN, and TiN Coated Inserts

Table 2

Taguchi’s L8 orthogonal array.

Speed (m/min.)	Feed (mm/rev.)
175	0.1
175	0.3
200	0.1
200	0.3
225	0.1
225	0.3
250	0.1
250	0.3