Well Drilling Rig, JR380S
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For tasks like industrial construction, civil engineering, drilling for geothermal wells and water wells, our JR380S well drilling rig can be an ideal solution. Due to its compact structure, rapid penetration, exceptional flexibility, and high work efficiency, this geothermal drilling rig is widely used for a variety of drilling projects.
Technical Specifications| Maximum drilling depth | 300m-350m |
| Borehole diameter | Ø105-Ø325mm |
| Working air pressure | 1.2-3.5MPa |
| Air consumption | 16-55mØ/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 | 8500/4250Mn |
| Penetration efficiency | 10-40m/h |
| Winch lifting force | 1.1T |
| 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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