Heavy-duty rotary drilling rig, powerful torque for medium-large pile foundation construction projects.
| Model | ZOOMLION ZR225 |
| Max.drilling diameter | 1800 mm |
| Max.drilling depth | 64/51 m |
| Max.output torque | 245 kN·m |
| Rotary speed range | 6-32 rpm |
| Crowd foece push | 180 kN |
| Crowd force pull | 200 kN |
| Max.stroke crowd | 5.3 m |
| Rated power of engine | 242 kW |
| Emission | Stage III |
| Operation weight | 70 t |