Parameter Optimization and Machining Performance of Inconel 625 with Nanoparticles Dispersed in Biolubricant

Table 8

S/N for TOPSIS.

Level	Speed	Feed	DoC	Coolant
1	−7.17	−6.749	−6.392	−5.215
2	−5.281	−7.012	−5.803	−6.339
3	−5.887	−4.666	−6.602	−6.176
4	−6.477	−6.388	−6.018	−5.085
Delta	1.889	2.347	0.799	1.871
Rank	2	1	4	3