Beijing Jietaihongli Technology Co., Ltd.
Beijing Jietaihongli Technology Co., Ltd.
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CFA Continuous Flight Auger Pile Foundation Auger
1. Material: Q345B for flight blade and center tube;
2. Coupling: 45# or 35CrMo;
Different types of couplings being used as per the torque, drilling diameter and depth;
Quadrangle, hexagonal and octagonal coupling available;
Coupling with high-quality material proceeded by CNC machine and heat teratment;
3. Flight Detail: General thickness of 20mm and 30mm for flight blade, others customized available;
Wear-resistant welding edge;
Existing product standard system, customized CFA availble, such as blade thickness and pitch, center tube diameter, joint size, wear-resistant welding edge, etc.
4. Type: Grouting or non-grouting;
Vertical drilling, horizontal drilling, extensible drillling and others available;
5. Application: Suit for international CFA rigs as Bauer, Soilmec, Mait, Casagrande etc other brand piling rigs;
6. Customer Feedback: Applied on various drilling rigs and highly praised by domestic and abroad customers
Specification of CFA Auger
| Diameter mm | Coupling type | Flight thickness mm | Length m | Flight pitch mm | Weight kg |
| 400 | optional | 16 | 2 3 4 5 6 | 340 | 283 386 489 592 695 |
| 600 | optional | 20 | 2 3 4 5 6 | 500 | 526 730 933 1137 1340 |
| 800 | optional | 20 | 2 3 4 5 6 | 500 | 671 948 1223 1499 1775 |
| 1000 | optional | 25 | 2 3 4 5 6 | 600 | 856 1225 1592 1961 2329 |
| Other sizes can be manufactured as per customer demand | |||||
