Table 1 Table of variation levels of bone cutting parameters.
Parameters | Lower level | Upper level | Zero level |
|---|---|---|---|
Rotation speed n(r/min) | 4000 | 6000 | 5000 |
Feed speed v(mm/s) | 1 | 3 | 2 |
Depth of cut d(mm) | 0.3 | 0.5 | 0.4 |
Bone density ρ(g/cm3) | 0.6 | 0.9 | 0.75 |
Parameters | Lower level | Upper level | Zero level |
|---|---|---|---|
Rotation speed n(r/min) | 4000 | 6000 | 5000 |
Feed speed v(mm/s) | 1 | 3 | 2 |
Depth of cut d(mm) | 0.3 | 0.5 | 0.4 |
Bone density ρ(g/cm3) | 0.6 | 0.9 | 0.75 |