the following example is for you reference.
1.Brief Introduction:
CFA piles - drilled by continuos flight auger system - combine the advantages of the driven piles with the veracity of the bored piles. the drilling method allows to excavate in a wide of soils, dry or water logged, loose or cohesive and also to penetrate through low capacity, soft rock formations such as loamy clays, limestones and sandstone, etc
2.Techincal parameters:
CFA diameter range from 400 to 1400 mm
CFA pilot auger can be equipped with double start cutter head for soil or rock, supplied with interchangeable picks or teeth with bottom or side concrete exit by steel plug and recovery chain
size |
Diameter MM |
Picth mm |
Flight thckness mm |
Length mm |
Φ300 |
280mm |
280 |
16 |
2-10m |
Φ400 |
380mm |
300 |
16 |
2-10m |
Φ500 |
480mm |
350 |
16 |
2-10m |
Φ600 |
580mm |
400 |
20 |
2-10m |
Φ700 |
680mm |
400 |
20 |
2-10m |
Φ800 |
780mm |
500 |
20 |
2-10m |
Φ900 |
880mm |
500 |
25 |
|
Φ1000 |
980mm |
600 |
25 |
3.Performance features:
Drilling method allows to excavate in a wide of soils, dry or water logged, loose or cohesive