Table 4 Experimental results following L16(34) orthogonal array
From: Surface Quality Improvement in Machining an Aluminum Honeycomb by Ice Fixation
No. | Spindle speed (r/min) | Cutting depth (mm) | Feed rate (mm/min) | Ra (μm) | S/N ratio (dB) |
|---|---|---|---|---|---|
1 | 2000 | 0.4 | 50 | 0.480 | 6.3752 |
2 | 2000 | 0.8 | 100 | 0.552 | 5.1612 |
3 | 2000 | 1.2 | 150 | 0.602 | 4.4081 |
4 | 2000 | 1.6 | 200 | 0.612 | 4.2650 |
5 | 3000 | 0.4 | 100 | 0.519 | 5.6967 |
6 | 3000 | 0.8 | 50 | 0.368 | 8.6830 |
7 | 3000 | 1.2 | 200 | 0.555 | 5.1141 |
8 | 3000 | 1.6 | 150 | 0.586 | 4.6420 |
9 | 4000 | 0.4 | 150 | 0.450 | 6.9357 |
10 | 4000 | 0.8 | 200 | 0.569 | 4.8978 |
11 | 4000 | 1.2 | 50 | 0.288 | 10.8122 |
12 | 4000 | 1.6 | 100 | 0.416 | 7.6181 |
13 | 5000 | 0.4 | 200 | 0.561 | 5.0207 |
14 | 5000 | 0.8 | 150 | 0.507 | 5.8998 |
15 | 5000 | 1.2 | 100 | 0.497 | 6.0729 |
16 | 5000 | 1.6 | 50 | 0.320 | 9.8970 |