Complaint
| Technical Specification of KR90C Rotary Drilling Rig | ||
| Type | KR125A | |
| Torque | 90 kN.m | |
| Max. drilling diameter | 1300/1500mm | |
| Max. drilling depth | 37/43m | |
| Speed of rotation | 6~30 rpm | |
| Max. crowd pressure | 100 kN | |
| Max. crowd pull | 150 kN | |
| Main winch line pull | 110kN | |
| Main winch line speed | 78m/min | |
| Auxiliary winch line pull | 60 kN | |
| Auxiliary winch line speed | 60 m/min | |
| Stroke(crowd system) | 3200 mm | |
| Mast inclination(lateral) | ±3° | |
| Mast inclination(forward) | 5° | |
| Max. hydraulic pressure | 34.3 MPa | |
| Control hydraulic pressure | 3.9 MPa | |
| Travel speed | 3 km/h | |
| Traction force | 220 kN | |
| Operating height | 15480mm | |
| Operating width | 3000 mm | |
| Transport height | 3645 mm | |
| Transport width | 3000 mm | |
| Transport length | 14035 mm | |
| Overall weight | 35t | |
| Chassis | ||
| Type | Sinomach | |
| Engine | QSB7 | |
