KG420 Crawler DTH Mining Drilling Rig
Dia.of hole:φ90-152mm
Drilling depth:20m
Worklig pressure:10-24 bar
Air consumption:13-20 m³/min
Quantities can be customized
KG420 Crawler Engineering Geology Drilling Machine/Portable Down The Hole Drill Rig
1. Character of KG420 Crawler DTH Mining Drilling Rig
A. With additional ring(plate), makes handling and lifiting easier.
B. Can do both vertical and horizontal hole drilling, can do horzontal hole digging at a low level.
C. With China III diesel engine, enviromental protection.
D. Hydraulic system has been improved, leading to increase system flow and rotary speed.
2. Advantage of KG420 Crawler DTH Mining Drilling Rig
(1) Easy operation and high efficiency as the hydraulic feeding be taken.
(2) As the ball type chuck and the driving rod, it can complete no-stopping rotating while the spindle relift.
(3) The pressure indicator of bottom hole can observe and control the well conditions easily.
(4) Close levers, convenient to operate.
(5) Compact size and light in weight are easy to set up and transport on working plains and mountain area.
3. Recommended Air Compressor KSCY-550/13
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1. Character of KG420 Crawler DTH Mining Drilling Rig
A. With additional ring(plate), makes handling and lifiting easier.
B. Can do both vertical and horizontal hole drilling, can do horzontal hole digging at a low level.
C. With China III diesel engine, enviromental protection.
D. Hydraulic system has been improved, leading to increase system flow and rotary speed.
2. Advantage of KG420 Crawler DTH Mining Drilling Rig
(1) Easy operation and high efficiency as the hydraulic feeding be taken.
(2) As the ball type chuck and the driving rod, it can complete no-stopping rotating while the spindle relift.
(3) The pressure indicator of bottom hole can observe and control the well conditions easily.
(4) Close levers, convenient to operate.
(5) Compact size and light in weight are easy to set up and transport on working plains and mountain area.
3. Recommended Air Compressor KSCY-550/13
Technical Parameter of KG420 Crawler DTH Mining Drilling Rig
| 1 | Weight | 5200kg |
| 2 | Dimension | 5900*2250*2700mm |
| 3 | Drilling hardness | f=6-20 |
| 4 | Drilling diameter | φ90-152mm |
| 5 | Depth of economical drilling | 20m |
| 6 | Rotary Speed | 0-60rpm |
| 7 | Rotary torque (Max) | 5000N.m |
| 8 | Lifting force | 40KN |
| 9 | Method of feed | Oil cylinder-leaf chain |
| 10 | Feed stroke | 3175mm |
| 11 | Travelling speed | 0-2.5km/h |
| 12 | Climbling capacity | less than 30° |
| 13 | Ground clearance | 500mm |
| 14 | Tilt angle of beam | Down 130°, up:35°, total:165° |
| 15 | Swing angle of beam | left;91°, right: 5°, total:96° |
| 16 | Swing angle of drill boom | Left:44° , right:45°, total 89° |
| 17 | Pitch angle of drill boom | Down:50°, Up:25°, Total:75° |
| 18 | Leveling angle of track | from -10°to +10° |
| 19 | Compensation length of beam | 900mm |
| 20 | Diesel engine | Yuchai 4DK80-T302(58kw/2200rpm) |
| 21 | Drill rod | 76*2m + 76*3m |
| 22 | Air consumption | 13-20m³/min |
| 23 | Max.height of horizontal hole | 2750mm |
| 24 | Min.height of hotizontal hole | 350mm |
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