- Industrial energy-saving products
- High-end screw air compressor
- Energy saving screw air compressor
- Screw expansion generator
- LG series screw air compressor
- Ex-proof mining screw compressor
- Industrial piston air compressor
- Mining series air compressor
- Screw vacuum pump
- Air tank
- Heavy industry products & parts
- KT integrated open-air DTH drill rig
- KG open-air DTH drill rig
- KY open-air DTH drill rig
- Other open-air DTH drill rigs
- KJ intelligent tunneling drill rig
- KS underground mining drill rig
- KW geo/water well multifunction rig
- KM series anchor drill
- KQ electric DTH drill
- Scaling rig & personnel car & rotary rig
- Down-the-hole hammer
- Drill bit
- Rock drill
- Air pick
- Air leg
KT integrated open-air DTH drill rig
KT7C Integrated Open-pit Down-the-Hole (DTH) Drill Rig
introduction and Parameter:
This drilling equipment integrates down-the-hole drilling and screw air compression systems. It can drill vertical, inclined and horizontal holes, applied to blasting and pre-split holes in open-pit mines and rock projects.Equipped with Yuchai off-road diesel engine and high-efficiency dust removal system, it meets national emission and environmental protection standards. It features energy efficiency, safety, flexible maneuverability, easy operation and reliable performance.
| Item | Specification |
|---|---|
| Drilling hardness | f=6-20 |
| Drilling diameter | 90-135 mm |
| Depth of economical drilling | 25 m |
| Travelling speed | 0-3 km/h |
| Climbing capacity | ≤25° |
| Ground clearance | 330 mm |
| Power of complete machine | 176 kW / 2200 r/min |
| Diesel engine | Yuchai YCA07240-T300 |
| Screw compressor | Two stage compression 15 m³/min / 18 bar |
| Outer dimensions (L×W×H) | 8000×2350×2700 mm |
| Weight | 9500 kg |
| Rotation speed of gyrator | 0-110 r/min |
| Rotary torque (Max) | 2500 N·m (Max) |
| Maximum push-pull force | 25000 N |
| Lifting angle of drill boom | Up 48°, down 16° |
| Tilt angle of beam | 147° |
| Swing angle of carriage | Right 53°, left 52° |
| Swing angle of drill boom | Right 50°, left 58° |
| Leveling angle of frame | Up 10°, down 10° |
| One-time advance length | 3000 mm |
| Compensation length | 900 mm |
| DTH hammer | 3", 4" |
| Drilling rod | φ64/76×3000 mm |
| Method of dust collecting | Dry type (hydraulic cyclonic laminar flow) |