The G1Z70 single-boom rock drilling jumbo is specifically designed and developed for anchor bolt hole construction, small conduit hole construction, probe hole construction, and small-scale excavation in full-face highway tunnels and benching construction of high-speed railway tunnels. Its excavation height reaches 7.6 m, featuring stable performance, versatile functions, and a compact structure.
Product Advantages
| Component Name | Item Name | Specification/Model |
| Complete Machine | Overall Dimensions (L×W×H mm) | 13297×1930×2433/3293 |
| Total Weight (kg) | 15 | |
| Drilling Working Section (W×H/m) | 4×4～9.2×7.6 | |
| Anchor Bolt Working Section (W×H/m) | 16.7×11.3 | |
| Chassis | Traveling Mode | Wheeled |
| Drive Mode | Four-wheel drive | |
| Steering | Articulated steering ±40° | |
| Engine Power (kW) | 70 | |
| Maximum Travel Speed (km/h) | 18 | |
| Maximum Gradeability (%) | 27 (15°) | |
| Turning Radius (m) | Inner ≥3.3 Outer ≥5.9 |
Technical Parameters
| Component Name | Item Name | Specification/Model |
| Drilling Boom | Feed Compensation (mm) | 1400 |
| Boom Extension (mm) | 1600 | |
| Parallel Hole Retention | All-directional | |
| Feed Beam | 360° rotation | |
| Boom Lifting Angle (°) | +63～-45 | |
| Boom Swing Angle Left/Right (°) | ±45 | |
| Hydraulic Rock Drill | Shank | R32, R38 or T38 |
| Impact Power (kW) | 20 | |
| Rotation System | Independent rotation | |
| Rotation Speed (rpm/min) | 0～280 | |
| Maximum Rotation Torque (N·m) | 820 | |
| Drilling Speed (m/min) | 0.8～2.2 | |
| Drilling Diameter (mm) | Φ38～Φ115 |
