| Test parameters: disc diameter 30 mm, ball head diameter 5 mm, sliding speed 100 mm/s, track diameter 12 mm, time 60 min, load as indicated | ||||||||
| Option of Tribo-partners | Test | Measurement data | SWR (×10−16 m3/N×m) | |||||
| Chilled cast iron tappet disc | Chilled cast iron cam ball head | Load (N) | Coefficient of friction (1) | Wear track width (µm) | Wear track depth (µm) | Ball wear scar Ø (µm) | Disc | Ball |
| No coating | No coating | 20 | 0.60 - 0.90 | 1220.0 | 11.9 | 1366.0 | 380.5 | 97.4 |
| CrTiAlN | No coating | 20 | 0.40 | 1300.0 | <0.1 | 1375.0 | 3.4 | 100.0 |
| No coating | CrTiAlN | 20 | 0.40 - 0.80 | 914.0 | 5.8 | 1000.0 | 138.9 | 27.6 |
| CrTiAlN | CrTiAlN | 20 | 0.20 - 0.50 | 400.0 | <0.1 | 885.7 | 1.0 | 17.0 |
| GLC | No coating | 20 | 0.04 | 1000.0 | <0.1 | 1150.0 | 2.6 | 48.6 |
| No coating | GLC | 20 | 0.07 | 400 | 2.1 | 659.0 | 22.0 | 5.2 |
| GLC | GLC | 20 | 0.04 - 0.06 | 100 | <0.1 | 500.0 | 0.3 | 1.7 |
| GLC none | No coating | 60 | 0.05 - 0.06 | 600 | <0.1 | 1000.0 | 0.5 | 9.2 |
| No coating | GLC | 60 | 0.18 - 0.75 | 1500.0 | 5.7 | 1600.0 | 74.7 | 61.7 |
| GLC | GLC | 60 | 0.02 - 0.06 | 625 | <0.1 | 620.0 | 0.6 | 1.4 |