Table 4 Ra and Rz parameters on FB, FR and MB treated using the operative mode l, G and N, respectively. t0: unpainted; t1: painted; t2: treated
From: Testing of a new Yb:YAG fiber laser system for the removal of graphic vandalism from marble
Paint | Mode | t0 | t1 | t2 | Microscope photo (4x) | |||
|---|---|---|---|---|---|---|---|---|
Ra [μm] | Rz [μm] | Ra [μm] | Rz [μm] | Ra [μm] | Rz [μm] | |||
FB | I | 1.2 | 13.9 | 0.95 | 10.2 | 1.2 | 13.8 |
|
FR | G | 2.9 | 19.2 | 0.77 | 19.2 | 0.73 | 22.7 |
|
MB | M | 3.5 | 22.2 | 1.8 | 14.4 | 1.5 | 16.6 |
|
MB | Q | 1.7 | 12.3 | 2.6 | 11.0 | 1.3 | 11.4 |
|
MB | N | 2.7 | 24.3 | 4.4 | 23.8 | 5.5 | 24.8 |
|
