KG520/KG520H Down The Hole Drill Rig For Open Use
- Drilling hardness：f=6-20
- Drilling diameter：∅105-152mm
- Depth of economical drilling：25m
- Ratary speed：0-100rpm
Applied range:It can drill vertical, inclined and horizontal holes, used for drilling and pre-splitting holes in open pit mines and stone works, etc.
Product Description
Parameter
| Model of drill rig | KG520 | KG520H |
| eight of complete machine | 6500KG | 7000KG |
| Outer dimensions | 6800 x 2200x2850mm | 6800 x2250 x2850mm |
| Drilling hardness | f=6-20 | |
| Drilling diameter | ∅105-152mm | |
| Depth of economical drilling | 25m | |
| Ratary speed | 0-100rpm | |
| Rotary torque(Max) | 4000N·m(Max) | |
| Lifting force | 25KN | |
| Method of Feed | Motor+oller chain | |
| IFecd stroke | 4150mm | |
| Travelling speed | 0-4km/h | |
| Climbing capacity | ≤30° | |
| Ground dearance | 440mm | |
| Tilt angle of Beam | Down: 135,up: 50tota: 185 | |
| Swing angle of boom | Left: 50,right 50,otal: 100° | |
| Pitch angle of drill boom | Dawn: 50up: 25, total: 75 | |
| Swing angle of drill boom | Left: 45,right: 45total: 90 | |
| Levelingangle of track | 土10° | |
| Compensation length of beam | 900mm | |
| Supporting power | YC4DK100-T304(73KW/2200r/min)YuchaiYC4DK100-T304(73KW/220Dr/min) | |
| DTH hammer | K40 | |
| Drilling rod | ∅76x 3m或∅89x3m/∅76x3m or ∅89x3m | |
| Air consumption | 15-22m3/min | |
| Maximum height of horizontal hole | 3500mm | |
| Minimum height of horizontal hole | 350mm | |
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