Rotary Blasthole Drilling Rig, KG690/KG690H
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Surface down-the-hole drill rig for open-pit mining
The rotary blasthole drilling rig is equipped with an adjustable hydraulic system, whose valve and pump from China’s famous manufacturers are of high quality and fuel efficiency. The easy joystick control of this drilling machine requires less effort of the operator in real work conditions. Core parts of the rotary blasthole drilling rig are made of reinforced, aluminium alloy materials, which ensure long service life. The adjustable rotary feeding system guarantee better productivity in drilling work. Additionally , this kind of rotary blasthole drilling rig features a piston motor in feeding system which improves the reliability of the drilling machine.
| Model | ||
| Total weight | 7500kg | 8000kg |
| dimensions | 7450×2385×2805mm | 7450×2385×2805mm |
| Rock hardness | F=6-20 | |
| Hole diameter | Ø105-152mm | |
| Hole depth | 25m | |
| RPM | 0-75/0-100rpm | |
| Maximum rotation torque | 5000N.m(Max) | |
| Pull out force | 35kN | |
| Feed type | Motor roller chain | |
| Feed extension travel | 3813mm | |
| Tramming speed | 0-3km/h | |
| Gradeability | ≤30° | |
| Ground clearance | 350mm | |
| Tilt angle | Down:135°, up:30°, total:165° | |
| Swing angle | Left:40°, right:40°, total:80° | |
| Boom tilt angle | Down:55°, up:25°, total:80° | |
| Boom swing angle | Left:45°, right:45°, total:90° | |
| Oscillation angles | ±10° | |
| Boom extension | 1200mm | |
| Engine type | 4DKC2G3-100(73kW/2200r/min)/Yuchai 4DKC2G3-100(73kW/2200r/min) | |
| DTH hammer | K40, K50 | |
| Drilling rod | Ø76×3m/Ø89×3m | |
| Flushing air | 15-22m³/min | |
- Diesel engine portable screw air compressor
Kaishan LGCY-18/17
Kaishan LGCY-19.5/19
Kaishan KSCY-750/20
Note: Air compressor selection depends on the hole diameter and air hose length.
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