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Main tests under examination. Note that two more tests were conducted to capture the progressive influence of the load (400 N, 0.2 SRR) and SRR (200 N, 0.5 SRR) on running-in.
| Case | Abbreviation | Load (N) | SRR (–) | Temperature (°C) | Entrainment speed (m/s) |
|---|---|---|---|---|---|
| I | Ref | 200 | 0.2 | 40 °C | 1.052 |
| II | SRR | 200 | 1.0 | Same | Same |
| III | Load | 600 | 0.2 | Same | Same |
