| Trial no. |
Process parameter settings |
| Compression ratio |
Injection pressure (bar) |
Injection timing (degree) |
| 1 |
15.5 |
220 |
19 |
| 2 |
15.5 |
220 |
23 |
| 3 |
15.5 |
220 |
27 |
| 4 |
15.5 |
230 |
19 |
| 5 |
15.5 |
230 |
23 |
| 6 |
15.5 |
230 |
27 |
| 7 |
15.5 |
240 |
19 |
| 8 |
15.5 |
240 |
23 |
| 9 |
15.5 |
240 |
27 |
| 10 |
16.5 |
220 |
19 |
| 11 |
16.5 |
220 |
23 |
| 12 |
16.5 |
220 |
27 |
| 13 |
16.5 |
230 |
19 |
| 14 |
16.5 |
230 |
23 |
| 15 |
16.5 |
230 |
27 |
| 16 |
16.5 |
240 |
19 |
| 17 |
16.5 |
240 |
23 |
| 18 |
16.5 |
240 |
27 |
| 19 |
17.5 |
220 |
19 |
| 20 |
17.5 |
220 |
23 |
| 21 |
17.5 |
220 |
27 |
| 22 |
17.5 |
230 |
19 |
| 23 |
17.5 |
230 |
23 |
| 24 |
17.5 |
230 |
27 |
| 25 |
17.5 |
240 |
19 |
| 26 |
17.5 |
240 |
23 |
| 27 |
17.5 |
240 |
27 |
|