ZOOMLION ZR320R rotary drilling rig, equipped with low-temp auxiliary system, works well in cold-region piling sites.
| Model | ZOOMLION ZR320R |
| Max.drilling diameter | 2300 mm |
| Max.drilling depth | 65/100m |
| Max.output torque | 360 kN·m |
| Rotary speed range | 6-28 rpm |
| Crowd foece push | 335 kN |
| Crowd force pull | 335 kN |
| Max.stroke crowd | 19 m |
| Rated power of engine | 298/2100 kW |
| Emission | Stage III |
| Operation weight | 114 t |