HW-RC1200 Reverse Circulation Drill Rig
| Model | HW-RC1200 |
| Engine | Cummins |
| Power | 193 kW |
| Max. Drilling Depth | 1000 m |
| Drilling Diameter | 105–800 mm |
| Working Air Pressure | 1.6–8 MPa |
| Total Air Consumption | 16–96 m³/min |
| Drill Rod Length | 6 m |
| Recommended Drill Rod Diameter | Φ127 / Φ146 |
| Recommended RC Dual-Wall Drill Rod Diameter | Φ127 / Φ146 |
| Axial Pressure | 13 t |
| Lifting Force | 57 T |
| Slow Feed Speed | 30 m/min |
| Fast Feed Speed | 44 m/min |
| Max. Rotation Torque | 24000 / 12000 N·m |
| Max. Rotation Speed | 0–86 r/min; 0–172 r/min |
| Auxiliary Winch Lifting Force | 2.5 T |
| High Outrigger Stroke | 1.7 m |
| Drilling Efficiency | 10–35 m/h |
| Travel Speed | 6.4 km/h |
| Gradeability | 21° |
| Machine Weight | 23 t |
| Dimensions | 11.5 × 2.25 × 3.4 m |
| Suitable Rock Conditions | Loose layers and bedrock |
| Drilling Method | Top-drive hydraulic rotation and DTH percussion or mud drilling |
| Matched Impactor | Medium and high air pressure series |
| Optional Accessories | Mud pump, centrifugal pump, generator, foam pump |
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