Table 3.
Surface roughness measured using optical profilometry.
| Surface Roughness (μm) | |||
|---|---|---|---|
| Surface No. | Min. | Max. | Avg. |
| #1 | 0.776 | 0.869 | 0.811 |
| #2 | 1.722 | 1.841 | 1.798 |
| #3 | 4.64 | 4.707 | 4.675 |
| #4 | 20.708 | 22.664 | 21.981 |
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