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| Place of Origin | Jiangsu, China |
| Brand Name | TYSIM |
| Certification | CE and ISO9001 |
| Model Number | KR90A |
KR90A Rotary Hydraulic Drilling tool Building Construction Bored Pile Machine
Feature
Chassis
The special chassis for rotary drilling rig made by TYSIM maches perfectly to the power system and hydraulic system.
Engine
The original made in USA powerful Cummins engine is selected to integrate with core technology of TYSIM in electronic control system.
Main winch
It is provided with the complete set of imported hydraulic system assembly, which makes the main winch high-efficiency and powerful.
Auxiliary winch
It has auxiliary winding function, which makes construction conveniently.
Mast
It is one of main components of rotary drilling rig, is main body of suspending and guiding working device; the equipment has function of automatically making mast upside down, and is equipped with reinforced type mast, and service life of mast can be ensured.
Oil cylinder
Specially-equipped oil cylinder used for pressurizing can make drilling powerful, and travel after pressurizing reach to 5000mm.
| Performance Parameter | Unit | Value |
| Max. torque | kN.m | 90 |
| Max. drilling diameter | mm | 1000/1200 |
| Max. drilling depth | m | 28 |
| Working speed | rpm | 6~30 |
| Max. cylinder pressure | kN | 90 |
| Max. hoist capacity | kN | 120 |
| Main winch pull force | kN | 80 |
| Main winch speed | m/min | 75 |
| Auxiliary winch pull force | kN | 50 |
| Auxiliary winch speed | m/min | 40 |
| Max. cylinder stroke | mm | 3500 |
| Mast side raking | ° | ±3 |
| Mast raking forward | ° | 4 |
| System pressure | mpa | 34.3 |
| Pilot pressure | mpa | 3.9 |
| Max. walking speed | km/h | 2.8 |
| Max. pull force | kN | 122 |
| Operating height | mm | 12705 |
| Operating width | mm | 2690 |
| Transport height | mm | 3465 |
| Transport width | mm | 2690 |
| Transport length | mm | 11385 |
| Total weight | t | 24 |
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