NL 50 Portable Soil Testing Drill Rigs
It is 50 meters depth and is suitable for geological drilling in complex terrain such as mountains, hills and rivers, engineering geological survey of buildings, drilling of blasting holes, etc. In order to meet the needs of different users.
NL 50 Portable Soil Testing Drill Rigs Technical Data
| Model | NL 50 |
| Dilling depth(m) | 50 |
| Drilling rod diameter(mm) | φ42,φ50 |
| Head angle range | 75~90° |
| Spindle speed(dmin) | 142,285,570 r/min |
| Spindle stroke(mm) | 1000 |
| Steel wire rope diameter(mm) | 10# |
| Weight(engine not included)(kg) | 350 kg |
| Drill size(L x W x H)(mm) | 1400x680x1350 |
| Diesel engine | R180 (5.8KW) |
NL 50 Portable Soil Testing Drill Rigs Features
It is especially suitable for coring operations in special difficult terrain such as mountains, hills and rivers, and for engineering geological survey of buildings such as railways, hydropower, transportation, bridges and dam foundations; Geological core drilling and physical survey; Drilling of small grouting holes and blasting holes; Small well drilling.
How is exploration drilling done?
Drilling consists of sinking a drill string into the ground while injecting a special mud. This allows fragments of rock and samples of gas to be brought back to the surface. Boreholes have to be drilled at several locations to delineate the potential deposit.
