High Speed Grinding of EN31 Steel with Alumina Nanofluid Coolant

Table 6

Taguchi full factorial design: machining with conventional coolant.

Run	Experimental design		Observation
	Operating parameters		Surface temperature	Surface roughness
	In feed (μm)	Feed (mm/sec)
1	10	100	406.78	0.240
2	10	100	422.40	0.334
3	10	100	433.16	0.406
4	20	100	442.92	0.508
5	20	100	417.56	0.296
6	20	100	431.58	0.368
7	30	100	444.12	0.460
8	30	100	451.18	0.498
9	30	100	428.02	0.368
10	40	100	442.28	0.420
11	40	100	452.24	0.534
12	40	100	462.16	0.602