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KQD-145B DTH drillingrig is a self-designed new energy-saving and efficient rock drilling device and essential to open-pit mining. It is extensively used in mid-depth blast hole drilling operation in small and medium mine and road building, national defense, water conservancy and rock excavation projects and especially suitable for rugged area where other drills are unable to operation. It is of compact structure, easy to operate and handle, and completely dismantled with fast drilling speed and high efficiency.
Technical Parameters of KQD-145B DTH Drillingrig
Drilling diameter(mm) |
90-130 |
Depth of blast hole(m) |
≥50 |
Rotation speed(rpm) |
0-60 |
Pression d’air de travail(MPa) |
0.7~1.4 |
Drill rod specification (mm) |
76x1000 |
Air consumption(m^3/min) |
≥12 |
Lifting force (N) |
12000 |
Remark |
Electric motor(7.5kW) |
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