| Instrument | Crack width/mm | Plugging slurry | Leakage minimum pressure/MPa | Leakage time/s | Cumulative loss/ml |
| TL-1 | 1 | 1# | 7 | 125 | 600 |
| Traditional instrument | 4 | 160 | 1500 | ||
| TL-1 | 2 | 2# | 7 | 110 | 560 |
| Traditional instrument | 5 | 150 | 1250 | ||
| TL-1 | 4 | 3# | 7.0 | 90 | 900 |
| Traditional instrument | 3 | 120 | 2000 |