| Customization: | Available |
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| After-sales Service: | Online Technique Support |
| Warranty: | 1 Year |
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Technical parameters | Unit | RL300 | RL350 | RL400 | RL500 | RL600 |
Max drilling depth | m | 300 | 350 | 400 | 500 | 600 |
Air pressure | Mpa | 1.7-3 | 1.2-3.5 | 1.2-3.5 Mpa | 1.2-3.5 Mpa | 1.2-3.5 Mpa |
Drill pipe length | m | 3 | 3 | 3/6m | 3/6m | 3/6m |
Axial pressure | T | 3 | 3 | 4T | 6T | 6T |
Fast lifting speed | m/min | 22 | 30 | 29 | 29 | 33 |
Max rotary torque | Nm | 5700/7500 | 8000/4000 | 8000/4000 | 11000/5500 | 12000/6000 |
Big auxiliary winch lifting force | T | 2 | 1.5 | 2 | 2 | 2.5 |
Small auxiliary winch lifting force | T | 0 | 0 | 0 | 0 | 0 |
Weight | T | 16.5-21.7 | 18.2 | 16.5-21.7 | 16.5-21.7 | 19.7-24.7 |
Drilling diameter | mm | 105-325 | 105-305 | 105-325 | 105-400 | 105-400 |
Air consumption | m³/min | 16-120 | 16-55 | 16-55 | 16-55 | 16-65 |
Drill pipe diameter | mm | 76/89 | 127 | 89/102 | 89/102 | 89/102 |
Lifting force | T | 18 | 18 | 22 | 30 | 35 |
Fast feeding speed | m/min | 40 | 60 | 56 | 48 | 55 |
Max rotary speed | r/min | 45-70 | 60/120 | 75/150 | 75/150 | 90/180 |
Drilling efficiency | m/h | 15-35 | 10-35 | 15-35 | 15-35 | 15-35 |
Uphill angle | ° | 21 | 21 | 21 | 21 | 21 |
Dimension | m | 9.6*2.25*3.2 | 9.6*2.25*3.2 | 9.6*2.25*3.2 | 9.6*2.25*3.2 | 9.6*2.25*3.2 |






