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DX4 full hydraulic Crawler core drilling rig
Crawler-type layout, the feeding and lfting of rotator are driven by a series motor with gear and chain with a long stroke, 3.5m stroke. The rotation of spindle is driven by a single engine. It has four mechanical shifts, and it speed could be adjusted by hydraulic pressure with stepless speed change. The mast has the function of sliding and touching ground; the spindle lifted and lowered with oil cylinder; it could be folded for transporting and storing. The spindle has a big diameter hole, The spindle has high-precision structure.
| Model | DX-4 full hydraulic | |
| Diesel Engine | Model | cummins 6BTA5.9-C180 |
| Power | 132kW | |
| Speed | 2200rpm | |
| Drilling Capacity | BQ | 1000m |
| NQ | 700m | |
| HQ | 500m | |
| Rotator Capacity | RPM | Four Shifts/Changeable Stepless0-1100rpm |
| Max.Torque | 4200N·m | |
| Hold Diameter | Φ98mm | |
| Max.Lifting Capacity of Spindle | 150kN | |
| Max.Feeding Power | 60kN | |
| Capacity of Main Hoist | Hoisting Force(singlee wire) | 57kN |
| Steel Wire Diameter | 12mm | |
| Steel Wire Length | 50m | |
| Capacity of Steel Wire Hoist | Hoisting Force(singlee wire) | 12kN (Bare drum) |
| Steel Wire Diameter | 6mm | |
| Steel Wire Length | 1000m | |
| Mast | Mast Height | 11m |
| Mast Adjusting Angle | 0°-90° | |
| Drilling Angle | 45°-90° | |
| Feeding Stroke | 3500mm | |
| Slippage Stroke | 600mm | |
| Other | Weight | 9300kg |
| Dimensions(L×W×H) | Main equipment 5100×2200×2890mm | |
| Transport Way | Crawler | |
| Mud Pump | Model | BW-150 |
| Foot damp | Clamping Scope | 55.5-110mm(standard hole size Φ154mm) |
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