CFA piling rig, or continuous flight auger piling rig, is a technologically advanced foundation construction equipment that uses continuous auger technology to complete drilling, soil discharge, grouting, or concrete pouring at one time to form continuous cast-in-place piles. Compared with traditional sunken pipe cast-in-place piles and precast piles, the CFA pile driver has higher construction efficiency and better pile quality. Contact us now for more hydraulic pile driver information.【WhatsApp/WeChat/Phone/Skype】+86 136 1385 6800
Specification of CFA Pile Driver:
| Item | Unit | Data | |
|
vehicle parameters |
Dimensions | mm | 7300X2100X2850 |
| minimum gap | mm | 230 | |
| wheel track | mm | Front 1860, back 1920 | |
| wheelbase | mm | 2650 | |
| Upright height | mm | 7500 | |
| Telescopic trajectory | mm | 800 | |
| total weight | kg | 6500 | |
| tire size | / | Front 700-16, back 750-16 | |
| traveling speed | km/h | 40 | |
| Gradeability | ° | 25 | |
| Diesel engine | Model | / | Quanchai 485 |
| power | kw | 34 | |
| Rotary speed | r/min | 2200 | |
| Generator set | power | kw | 40-50 |
|
Hydraulic system |
Wedge pressure | mpa | 16-20 |
| Outrigger pressure | mpa | 16-20 | |
| Max pressure | mpa | 20 | |
| Main pump flow | l/min | 32 | |
|
Working range |
Piling hole diameter | mm | 100-800 |
| Piling hole depth | m | 6-10 | |
| Drill pipe speed | r/min | 40-65 | |
| Drill pull force | KN | 100 | |
| rotation angle | ° | 360 |
Working Principle of CFA Pile Driver:
After the CFA pile driver is in place, the power head is started to drive the spiral drill rod to rotate and drill. The drill bit cuts the soil layer, and the soil residue is transported upward to the ground along the drill rod under the push of the spiral blade. When the hole reaches the designed depth, the concrete or cement slurry is injected into the bottom of the pile hole through the center hole of the drill rod by the concrete pump. While pumping concrete, the power head rotates in the opposite direction to lift the drill rod, and the spiral blade continues to scrape the soil from the hole wall to ensure the hole diameter of the pile hole and fill the entire pile hole with concrete. Finally, when the drill rod is completely pulled out of the ground, a continuous and dense cast-in-place pile is completed. The whole process is continuous efficient and stable.
Advantages of Continuous Flight Auger Pile Driver:
- Significantly shorten the construction period and improve the progress of the project: The efficient construction speed of the CFA pile driver can significantly shorten the foundation construction cycle, speed up the overall project progress, and seize the market opportunity.
- Reduce labor costs and reduce labor input: A high degree of automation and easy operation reduce dependence on labor and reduce labor costs, especially in today’s rising labor costs, the advantages are more obvious.
- Improve foundation quality and ensure building safety: The quality of pile formation is stable and reliable, and the foundation bearing capacity is high, which provides a strong guarantee for the safety and stability of the building and reduces the project risk.
- Reduce construction noise and reduce environmental impact: The low noise and low vibration construction characteristics meet the requirements of modern green construction, reduce nuisance complaints, and enhance the social image of the enterprise.
- High-cost performance and fast return on investment: Although the initial investment may be relatively high, in the long run, due to the comprehensive benefits brought by improved efficiency, reduced costs, and improved quality, the CFA pile driver has a higher cost performance and faster return on investment.
CFA Pile Driver Application Areas:
- High-rise building foundation: Provides solid foundation support for high-rise buildings such as high-rise residential buildings, office buildings, and commercial complexes. In urban areas with dense high-rise buildings, the advantages of CFA pile drivers are particularly prominent.
- Bridge pier foundation: Provides a solid and reliable pier foundation for the construction of transportation infrastructure such as bridges, viaducts, and overpasses. The efficiency and precision of CFA pile drivers ensure the stability and safety of bridge structures.
- Industrial plant foundation: Provides a strong bearing foundation for heavy industrial plants, large warehouses, logistics centers, etc. CFA pile drivers can quickly and efficiently complete large-area foundation treatment to meet the needs of industrial construction.
- Civil building foundation: It is also suitable for foundation reinforcement of civil buildings such as multi-story residential buildings, villas, schools, and hospitals. The economic and environmental protection of CFA pile drivers also provides a wide range of application prospects in the field of civil construction.
5 FAQ about Continuous Flight Auger Pile Driver:
Q1: What is a CFA Piling Rig?
A1: A CFA Piling Rig, or Continuous Flight Auger Piling Rig, is a machine for foundation work. Our factory manufactures high-quality ones. It drills holes and pumps concrete to form piles, which is crucial for building stable foundations in construction projects.
Q2: How does our CFA Piling Rig stand out?
A2: Our factory-made CFA Piling Rigs are known for their high efficiency. They can work continuously, reducing construction time. With advanced technology, they ensure better pile quality. Plus, they’re adaptable to various soil conditions, making them ideal for different projects.
Q3: What about the transportation of CFA Piling Rigs?
A3: As the manufacturer, we arrange reliable transportation. We use specialized carriers to ensure the safe delivery of CFA Piling Rigs. Whether it’s local or overseas, we handle all the paperwork and logistics to get the rig to your site smoothly.
Q4: Can the CFA Piling Rig be customized?
A4: Yes, as a direct factory, we offer customization. Depending on your project needs, like different drilling depths or diameters, we can modify the CFA Piling Rig. Our team will work with you to meet your specific requirements.
Q5: What after-sales service do we provide?
A5: We, the manufacturer, offer comprehensive after-sales. This includes technical support, spare parts supply, and maintenance guidance. Our goal is to keep your CFA Piling Rig running smoothly for a long time, ensuring your construction projects go on without a hitch.
