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LiebherrDeep foundation
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Double-start auger starter with round shank chisels, calibrating cutter without pilot positioned opposite. Concrete discharged behind the main cutter. The opening can be closed during the drilling process with a single-use plastic cover.

metricimperial
  • Diameter - 510 - 890 mm

  • Type - Standard

  • Connector - octagonal - 175 mm Spanner width

  • Effective length - 2,000 mm

  • No. of cutters - double-start

  • Pilot - none

  • Casing - cased

  • Range of application - Very densely compacted sand and gravel, as well as fissured rock

  • Equipment - Cutters and flights are provided with wear protection.

product image 0
Max. torque
250 kNm
Max. pull force
700 kN
Outside diameter hollow stem
254 mm
Inside diameter concrete supply pipe
125 mm
VariantsCCFA-AU-RSC2i Ø 510 mm for casing Ø 620/540 mmCCFA-AU-RSC2i Ø 640 mm for casing Ø 750/670 mmCCFA-AU-RSC2i Ø 690 mm for casing Ø 800/720 mmCCFA-AU-RSC2i Ø 770 mm for casing Ø 880/800 mmCCFA-AU-RSC2i Ø 890 mm for casing Ø 1000/920 mm
Diameter (mm)510640690770890
Casing outside diameter (mm)6207508008801,000
Casing inside diameter (mm)540670720800920
Effective length (mm)2,0002,0002,0002,0002,000
Total length (mm)2,3502,3522,3502,3502,350
Weight (kg)6307508109001,080
Flight pitch (mm)7009001,0001,2001,400
Article no.1311634313117148131171521199874013117172
  • Operating weight - 59.4 t

  • Max. torque - 180 kNm

  • Kelly drilling, max. drilling depth - 34.5 m

  • Kelly drilling, max. drilling diameter - 1,500 mm

  • Operating weight - 52.8 t

  • Max. torque - 200 kNm

  • Kelly drilling, max. drilling depth - 34.5 m

  • Kelly drilling, max. drilling diameter - 1,500 mm

  • Operating weight - 69.3 - 79.9 t

  • Max. torque - 252 kNm

  • Kelly drilling, max. drilling depth - 53.2 m

  • Kelly drilling, max. drilling diameter - 3,300 mm

  • Operating weight - 71.1 - 82.1 t

  • Max. torque - 252 kNm

  • Kelly drilling, max. drilling depth - 53.2 m

  • Kelly drilling, max. drilling diameter - 3,300 mm

  • Operating weight - 73.6 - 84.6 t

  • Max. torque - 297 kNm

  • Kelly drilling, max. drilling depth - 70.8 m

  • Kelly drilling, max. drilling diameter - 3,400 mm

  • Operating weight - 75.5 - 85.5 t

  • Max. torque - 297 kNm

  • Max. crowd force - 320 kN

  • Kelly drilling, max. drilling depth - 70.8 m

  • Kelly drilling, max. drilling diameter - 3,400 mm

  • Scope of delivery - Box 15 pc.

  • Scope of delivery - includes 1 x O-ring

  • Type - Pins

  • Range of application - Connectors CFA / CCFA

  • Type - Pins

  • Range of application - Connectors CFA / CCFA

  • Scope of delivery - Plate thickness 8 mm, hardfacing 5 mm

  • Type - Wear protection bar

  • Range of application - Wear protection drilling auger

  • Scope of delivery - Plate thickness 5 mm, hardfacing 3 mm

  • Type - Wear protection bar

  • Range of application - Wear protection drilling auger

  • Type - Single-use cover

  • Range of application - Augern CFA / CCFA