12 months Warranty 50 Meters Depth Light Portable Engineering Drilling Rig
NL 50 Engineering Drilling Rig
NL50 series hydraulic drilling rig is a light weight drilling rig, widely used in general geological exploration of railway, road, bridge, dam and tall building base, geological core drilling, small grouting holes, blasting holes, civil wells, and earth central air conditioning wells, etc.
NL 50 Engineering Drilling Rig parameters
| Type | NL50 drilling rig |
| Drilling depth (m) | The max. 50 meter |
| Hole size diameter | 73-108mm |
| Drill pipe diameter | 42mm |
| Vertical spindle speed | 70-650 |
| Reverse rotation speed | 50-130 |
| Power | 5.7KW |
| Outsize | 1180×680×1600mm |
Weight (including Gasoline engine ) | 208kg |
NL 50 Engineering Drilling Rig Advantages
1, Fed by hydraulic cylinder, the drilling efficiency is higher, and it can save labor.
2,Equipped with national patented technology-taper clutch, it could achieve strong torque transmission, easy maintenance and free maintenance.
3,Vertical spindles are fixed by four groups of bearings to ensure that the rotator has enough rigid for gravel layer and other complex geological conditions.
NL 50 Drilling Rig Applications
1.SPT working
2.Diamond Core drilling
3.Soil sampling with auger drilling (SPT).
4.Micro piling
5.Water well drilling by carbide and rotary drilling
