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Maximum drilling depth | 330m |
Drilling diameter | 105-355mm |
Working air pressure | 1.05-3.45Mpa |
Air consumption | 16-55m³/min |
Drill pipe length | 3.5 or 6.6m |
Drill pipe diameter | 76/89/102mm |
Shaft pressure | 4T |
Lifting force | 20T |
Lifting speed | 3m/min |
Pushing speed | 0.5-5m/min |
Fast lifting speed | 30m/min |
Fast pushing speed | 50m/min |
Maximum rotary torque | 6500-8800Nm |
Rotary speed | 80-150r/min |
Tool winch lifting force | 1.5T |
Mud pump flow | 20L/min(optional) |
High-hydraulic outrigger stroke | 1.5m |
Feeding efficiency | 10-35m/h |
Traveling speed | 3.5Km/h |
Climbing capacity | 30° |
Weight | 8T |
Size | L4.2×W1.85×H2.45 |
Engine | Yunnei 92KW |
Adaptive conditions | loose layer and bedrock |
Drilling method | top drive hydraulic rotary and propulsion, down hole impactor or mud drilling |














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