Well Drilling Rig, JR350S
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Well Drilling Rig, JR350S
JR350S well drilling rig is typically used to conduct drilling operations for projects like industrial construction, civil engineering, drilling for geothermal wells and water wells. This geothermal drilling rig is extensively utilized for a wide range of drilling projects due to its small structure, quick penetration, strong flexibility, and high work efficiency.
| Maximum drilling depth | 300m |
| Borehole diameter | Ø105-Ø325mm |
| Working air pressure | 1.2-3.5MPa |
| Air consumption | 16-55m³/min |
| Drill rod length | 6m |
| Drill rod diameter | 89/102mm |
| Maximum feed pressure | 12T |
| Maximum lifting force | 20T |
| Fast feed speed | 41m/min |
| Fast lifting speed | 28m/min |
| Maximum rotation speed | 55/110r/min |
| Maximum rotation torque | 8000/4000Mn |
| Penetration efficiency | 10-40m/h |
| Winch lifting force | 1.1T (optional) |
| Engine power | 92kW (125 horse power) |
| Engine brand | Yuchai |
| Walking speed | 2.5km/h |
| Climbing ability | 21° |
| Jack stroke | 1.4m |
| Loading width | 2700mm |
| Overall dimensions (L×W×H) | 3700×1700×2300mm |
| Overall weight | 7.5T |
| Impactor | Medium/high air pressure |
| Rock hardness | f=6-20 |
| Drilling method | Top drive hydraulic rotation and feed, DTH drilling or mud drilling |
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