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DTH borehole drilling rig machine is widely used in mines,defense,water conservancy,rock engineer,especially rugged terrain,which has low center of gravity,easy to fold and to move.Rotary reducer with high torque ensure operating reliable in the case of strong vibrations or heavy duty.The propulsion system equipped has relief valve for adjusting propulsion,to ensure excellent performance.Structure is simple ,easy to operate.
| Item No. | ZDD70 |
| Power | 3 KW , 380V.50HZ |
| Air consumption | 2-3.5m³/min |
| Working Pressure | 0.4-0.6Mpa |
| Drilling hardness | f=6~20 |
| Drilling diameter | 68-75 mm |
| Drilling Depth | 15 m |
| Suitable Drilling rod | φ42mm*1m/φ60mm*1m |
| Suitable DTH hammer | 3“ /4” |
| Working Pressure | 4-6 bar |
| Air consumption | 2~3.5 m³/min |
| rotary speed | 90 r/min |
| Feed stroke | 1000mm |
| Max. push-pull force | 1340n |
| Lifting force | 3520n |
| Weight | 180 kg |
| Dimensions(L*W*H) | 1740*260*420 mm |
Pneumatic DTH drilling rig
