LD90 Portable Gold Mine Hydraulic Borehole Drilling Machinery
LD90 portable Gold mine hydraulic borehole drilling machinery
Feature of borehole drilling machine:
LD90 mobile drilling rig has simple structure, easy operation, low price, energy saving,and can also drill vertical and horizontal blast hole, especially it has low center of gravity and detachability is good, so movement and transportation are convenient.
Technical Sheet of borehole drilling machine:
| model | LD90 |
| bore diameter (mm) | 80-100 |
| Theoretical bore depth (m) | 20-30 |
| rock hardness | f=6-20 |
| drill rod(mm) | 60*1000 |
| pressure (mpa) | 0.5-0.7 |
| air consumption (m³/min) | 7-10 |
| rotating speed (r/min) | 0-75 |
| pushing length (m) | 1 |
| max. lifting force (N) | 15000 |
We also have Electric drilling rig and Pnematic&Hydraulic drilling rig for option:
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