Table 7. The percentage of various adhesive forces of abalone abdominal foot on five types of force measuring plates.
| The percentage of adhesion strength (%) | Force measuring plate type | |||||
|---|---|---|---|---|---|---|
| Types of adhesive forces | Smooth Acrylic | Through-hole Acrylic | Striped grooved Acrylic | Smooth Teflon | Through-hole Teflon | |
| Vacuum adhesion force | The whole abdominal foot | 28.17 | 43.85 | 0 | 35.9 | 57.19 |
| The local abdominal foot | 27.00 | 26.37 | 72.18 | 34.42 | 1.92 | |
| Friction force | 23.12 | 1.47 | ||||
| Capillary force | 1.09 | 1.69 | 1.57 | 0.8 | 1.31 | |
| Van der Waals force | 20.62 | 28.09 | 26.25 | 27.41 | 39.58 | |