Table 3: Static and kinetic frictional forces for various brackets and ligation methods on 0.019”x 0.025”stainless steel wire.
| Bracket | Friction | SS Ligature (gms) | Grey Modules (gms) | Slick Modules (gms) | Self Ligating (gms) |
| Mini Twin | Static | 20.9 | 93.8 | 77.4 | - |
| Kinetic | 18.1 | 80.4 | 63.2 | - | |
| Ceramic | Static | 99.1 | 144.6 | 110.9 | - |
| Kinetic | 86.4 | 130.1 | 103.7 | - | |
| Ceramic Metal Insert | Static | 50.9 | 141.8 | 114.5 | - |
| Kinetic | 47.4 | 135.6 | 109.2 | - | |
| Regular SS | Static | 26.5 | 108.3 | 86 | - |
| Kinetic | 20.9 | 101.9 | 79.2 | - | |
| Variable Force | Static | 18.6 | 91.4 | 70.5 | - |
| Kinetic | 15.1 | 88.1 | 63.1 | - | |
| Self-Ligating | Static | - | - | - | 17.1 |
| Kinetic | - | - | - | 10.2 |