Large 2.8M Drilling Diameter Drilling Rig for Sale
High drilling capacity
14-19m friction, 13-19m interlocking made of high strength steel tubes are available; Maximum output torque reaches 405kN.m, the maximum pile depth is 106m down, maximum pile diameter under winch crowd is 2500mm, 2700mm under cylinder crowd.
Top engine with rated power of 300kW@1800rpm provides strong power to the machine, improving the drilling capacity.
Main winch with dual reducer and dual motor delivers faster line speed of 75m/min, bigger lifting power with 410kN line pull, single layer rolling is optional.
Safe and reliable
The 5th generation rotary drive adopts multi-gear control, self-adaptive techniques, and double buffering system which can increase drilling efficiency and safety.
Anti-shock heavy duty hydraulic system tailor-made with renowned brands and heavy extended chassis with low gravity ensure efficient, safe and stable operation.
| Main performances | Unit | Parameters |
| Drlling | ||
| Max.drilling diameter | mm | 2300 |
| Max.drilling depth(friction/locking) | m | 88/57 |
| Rotary Drive | ||
| Max. torque | kN.m | 285 |
| Speed of rotation | rpm | 5-24 |
| Crowd system | ||
| Crowd force | kN | 260 |
| Line pull | kN | 260 |
| Stroke | mm | 6000 |
| Main winch | ||
| Line pull(1st layer) | kN | 315 |
| Rope diameter | mm | 36 |
| Max. line speed | m/min | 60 |
| Auxiliary winch | ||
| Line pull(1st layer) | kN | 90 |
| Rope diameter | mm | 20 |
| Max. line speed | m/min | 70 |
| Mast inclination | ||
