Table 4 Experimental Results – [AA7075/15 wt.%sic (20-40 μm) composite]
Ex | Cutting speed(m/min) | Feed (mm/rev) | Depth of Cut (mm) | Nose radius (mm) | Surface roughness (μm) | Tool life (min) |
|---|---|---|---|---|---|---|
1 | 90 | 0.15 | 0.20 | 0.40 | 2.916 | 6.5 |
2 | 210 | 0.15 | 0.20 | 0.40 | 2.256 | 6.0 |
3 | 90 | 0.25 | 0.20 | 0.40 | 3.208 | 4.5 |
4 | 210 | 0.25 | 0.20 | 0.40 | 2.706 | 2.5 |
5 | 90 | 0.15 | 0.60 | 0.40 | 3.996 | 4.2 |
6 | 210 | 0.15 | 0.60 | 0.40 | 3.302 | 1.3 |
7 | 90 | 0.25 | 0.60 | 0.40 | 4.754 | 1.5 |
8 | 210 | 0.25 | 0.60 | 0.40 | 3.747 | 0.8 |
9 | 90 | 0.15 | 0.20 | 1.20 | 2.607 | 4.4 |
10 | 210 | 0.15 | 0.20 | 1.20 | 2.113 | 2.5 |
11 | 90 | 0.25 | 0.20 | 1.20 | 3.334 | 3.5 |
12 | 210 | 0.25 | 0.20 | 1.20 | 2.847 | 1.5 |
13 | 90 | 0.15 | 0.60 | 1.20 | 3.261 | 2.7 |
14 | 210 | 0.15 | 0.60 | 1.20 | 2.759 | 1.1 |
15 | 90 | 0.25 | 0.60 | 1.20 | 3.923 | 2.3 |
16 | 210 | 0.25 | 0.60 | 1.20 | 3.176 | 0.6 |
17 | 90 | 0.20 | 0.40 | 0.80 | 3.278 | 4.5 |
18 | 210 | 0.20 | 0.40 | 0.80 | 2.707 | 3.8 |
19 | 150 | 0.15 | 0.40 | 0.80 | 2.988 | 3.3 |
20 | 150 | 0.25 | 0.40 | 0.80 | 3.421 | 2.1 |
21 | 150 | 0.20 | 0.20 | 0.80 | 2.353 | 2.4 |
22 | 150 | 0.20 | 0.60 | 0.80 | 3.052 | 1.2 |
23 | 150 | 0.20 | 0.40 | 0.40 | 2.999 | 5.4 |
24 | 150 | 0.20 | 0.40 | 1.20 | 2.299 | 3.1 |
25 | 150 | 0.20 | 0.40 | 0.80 | 2.633 | 4.4 |
26 | 150 | 0.20 | 0.40 | 0.80 | 2.648 | 4.3 |
27 | 150 | 0.20 | 0.40 | 0.80 | 2.825 | 4.1 |
28 | 150 | 0.20 | 0.40 | 0.80 | 2.869 | 3.7 |
29 | 150 | 0.20 | 0.40 | 0.80 | 2.773 | 3.7 |
30 | 150 | 0.20 | 0.40 | 0.80 | 2.818 | 3.6 |