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Table 2 The experimental layout of the L9 (33) OA

From: Use of Taguchi method for high energy ball milling of CaCO3

Experiment number

Parameters and trial conditions

Responses (raw data)

MT

MS

BPWR

R1

R2

R3

1

1

1

1

Y1,1

Y1,2

Y1,3

2

1

2

2

Y2,1

Y2,2

Y2,3

3

1

3

3

Y3,1

Y3,2

Y3,3

4

2

1

2

Y4,1

Y4,2

Y4,3

5

2

2

3

Y5,1

Y5,2

Y5,3

6

2

3

1

Y6,1

Y6,2

Y6,3

7

3

1

3

Y7,1

Y7,2

Y7,3

8

3

2

1

Y8,1

Y8,2

Y8,3

9

3

3

2

Y9,1

Y9,2

Y9,3

  1. R1, R2, and R3 are response values for three replicates of each trial. The 1s, 2s, and 3s denote the levels 1, 2, and 3 of the parameters. Yij are CaCO3 crystallite sizes