| Max torque | 80kNm |
 Technical Specification  Â
| Technical Specification of KR80A Rotary Drilling Rig | |
| Max. Torque | 80 kN.m |
| Max. diameter | 1000 mm |
| Max. drilling depth | 28 m/22 m |
| Speed of rotation | 8~30 rpm |
| Max. crowd pressure | 80 kN |
| Max. crowd pull | 120 kN |
| Main winch  | 80 kN |
| Main winch d | 72 m/min |
| Auxiliary winch | 35 kN |
| Auxiliary winch d | 40 m/min |
| Stroke(crowd system) | 2000 mm/3500 mm |
| Mast inclination(lateral) | ±3° |
| Mast inclination(forward) | 4° |
| Max. operating pressure | 34.3 MPa |
| Pilot pressure | 3.9 MPa |
| Travel speed | 2.8 km/h |
| Traction force | 98 kN |
| Operating height | 12580 mm |
| Operating width | 2700 mm |
| Transport height | 3250 mm |
| Transport width | 2700 mm |
| Transport length | 9150 mm |
| Overall weight | 24 t |
| Engine | |||
| Model | Cummins B3.9-C | ||
| Form | Water cooling, 4 Cylinder in-bocharger | ||
| Cylinder diameter*Stroke(mm) | 4*102*120 | ||
| Displacement(L) | 3.9 | ||
| Rated Power(kW/rpm) | 86/2200 | ||
| Max. Torque(N.m/rpm) | 447/1500 | ||
| Kelly Bar | |||
| Type | Interlocking          | Friction | |
| Section*length | 3*7800 mm | 4*7800 mm | |
| Depth | 22 m | 28 m | |
Product Details
Undercarriage-----Reliable & Mature Excavator Supplier for Choice
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