HFT220 Truck Mounted Water Well Drilling Rig
- Drilling Diameter: 115-350mm
- Drilling Depth:220m
- Power:56kW
- Rotary Torque:4000N.m
Features
- 1 HFT220 truck mounted drilling rigs. It adopts truck mounted and is rotary drilling rig. It has a high efficiency because of having a larger torque of turntable,it is mainly used for water well construction, national defense building foundation, geological exploration, geothermic well and other foundation working. It is popular with domestic and foreign clients.
TECHNICAL DATA
| Model | HFT220 |
| Drilling diameter (mm) | 115～350 |
| Drilling depth (m) | 220 |
| Work Pressure(Mpa) | 1.05～2.46 |
| Consumption (m³/min) | 16～30 |
| Drill pipe length (m) | 3 |
| Drill pipe diameter (mm) | 76/89 |
| Grade ability (°) | 25 |
| Footage efficiency（m/h） | 5～20 |
| Main volume system | |
| Lifting power (N) | 3400 |
| Speed up (m/min) | 50 |
| Decreasing (m/min) | 96 |
| Feed systems | |
| Axle pressure (N) | 40820 |
| Lifting power (N) | 68040 |
| Slow up (m/min) | 8 |
| Slow forward (m/min) | 16 |
| Fast rise (m/min) | 26 |
| Fast forward (m/min) | 48 |
| Rotary torque (Nm) | 4000 |
| Rotary speed | 0～130 |
