China 50m Depth High Efficiency Down The Hole Hammer Drill Rig, Find details about China DTH Drilling Rig, Down The Hole Drilling Rig from 50m Depth High Efficiency Down The Hole Hammer Drill Rig
model | LD165 |
bore diameter (mm) | 90-150 |
bore depth (m) | >50 |
rock hardness | f=6-20 |
drill rod (mm) | 76*1500 |
pressure (mpa) | 0.7-1.4 |
air consumption (m³ /min) | >12 |
rotating speed (r/min) | 0-60rpm |
max. lifting force (N) | 12000 |
Motor power(kw) | 11 |