Table 1.
Orientation | Scratch length (mm) | Maximum vertical force (N) | Scratch speed (mm/min) |
---|---|---|---|
Longitudinal transverse | 2 | 30 | 4 |
Short longitudinal | 3 | 30 | 6 |
Orientation | Scratch length (mm) | Maximum vertical force (N) | Scratch speed (mm/min) |
---|---|---|---|
Longitudinal transverse | 2 | 30 | 4 |
Short longitudinal | 3 | 30 | 6 |