Table 5 Taguchi’s Orthogonal array L27 (End Milling).

From: Multi-objective optimization of surface roughness and MRR in AISI 316L stainless steel processed by MQL end milling using taguchi, RSM, ANN, and RFR methods

L27

Test

1

2

3

4

5

1

1

1

1

1

1

2

1

1

1

1

2

3

1

1

1

1

3

4

1

2

2

2

1

5

1

2

2

2

2

6

1

2

2

2

3

7

1

3

3

3

1

8

1

3

3

3

2

9

1

3

3

3

3

10

2

1

2

3

1

11

2

1

2

3

2

12

2

1

2

3

3

13

2

2

3

1

1

14

2

2

3

1

2

15

2

2

3

1

3

16

2

3

1

2

1

17

2

3

1

2

2

18

2

3

1

2

3

19

3

1

3

2

1

20

3

1

3

2

2

21

3

1

3

2

3

22

3

2

1

3

1

23

3

2

1

3

2

24

3

2

1

3

3

25

3

3

2

1

1

26

3

3

2

1

2

27

3

3

2

1

3