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Drill Diameter: 350-1200mm
Drill Depth: 300m
Generator power :150kw
Drill Depth: 300m
Generator power :150kw
The impact frequency of reverse circulation rig is 40 times/min, the main and the auxiliary hoisting capacity is 30kN, the motor power is 45kW, not include 6BS pump.
The reverse circulation pump unit is 3PNL and 6BS pump, can be equipped with hydraulic step displacement. In addition to the impact of the drill tip wear-resistant materials, the remaining 50mm welded steel plate, can also be equipped with a variety of specifications drill.
It is suitable for complex foundation engineering construction, such as soil layer, cemented gravel and rock socketed, and it is widely applied to bridge bored pile and underground diaphragm wall foundation engineering.
| Model | HF-250 | |
| Drill hole depth (m) | ≤300 | |
| The hole diameter (mm) | 350-1200 | |
| Spindle speed (r/min) | 9 | |
| Spindle power (kw) | 7.5*2 | |
| The spindle torque (N•m) | 22000 | |
| Hoist lifting force (kg) | 3000*6 | |
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Shandong Hengwang Group Co., Ltd., as one of the top drilling machinery and piling machinery suppliers in China, has 20 years of experience in the production of drilling rigs and piling machines.
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