Rotary Blasthole Drilling Rig, KG320/KG320H
Surface down-the-hole drill rig for open-pit mining
This kind of rotary blasthole drilling rig is equipped with axial piston motor, continuous tracks and other components that navigate steep climbs and rough terrain efficiently. Wide swing and tilt angles make this drilling machine suitable for various applications. The improved hydraulic system of rotary blasthole drilling rig delivers faster RPM. An improved cylinder guarantees reliable operation of the machine.The drilling rig slide base is arranged in a special way for easy operation and better visibility. Owing to the reinforced materials, our rotary blasthole drilling rig could be transported easily from site to site. Additionally, this drilling rig is featured with a dust collector which can effectively reduce pollutants to the air.
| Model | ||
| Total weight | 4500kg | 4700kg |
| Dimensions | 4050×2360×2700mm | 6050×2360×2700mm |
| Rock hardness | F=6-20 | |
| Hole diameter | Ø80-105mm | |
| Hole depth | 25m | |
| RPM | 0-140rpm | |
| Maximum rotation torque | 1850N.m(Max) | |
| Pull out force | 20kN | |
| Feed type | Oil cylinder leaf chain | |
| Feed extension travel | 3820mm | |
| Tramming speed | 0-2.0km/h | |
| Gradeability | ≤30° | |
| Ground clearance | 465mm | |
| Tilt angle | Down:135°, up:50°, total:185° | |
| Swing angle | Left:100°, right:45°, total:145° | |
| Boom tilt angle | Down:50°, up:25°, total:75° | |
| Boom swing angle | Left:44°, right:45°, total:89° | |
| Boom extension | 900mm | |
| Engine type | YCD4R23T8-80(59kW/2400r/min)/Yuchai power YCD4R23T8-80(59kW/2400r/min) | |
| DTH hammer | M30 | |
| Drilling rod | ⌀ 64×3m | |
| Flushing air | 7-15m³/min | |
| Maximum height of horizontal holes | 2750mm | |
| Minimum height for horizontal holes | 350mm | |
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Note: Air compressor selection depends on the hole diameter and air hose length
