CCFA-AU-EX-HD Ø 770 CCFA continuous flight auger (double rotary drilling)

The hollow stem and connector of the continuous flight auger have the same diameter. This means no narrowing of the cross-section in the flight thus ensuring optimum material flow.
Gallery loading.
Diameter 770 mm
Effective length 1,000, 2,000, 3,000, 4,000, 5,000, 6,000 mm
Connector octagonal - 175 mm Spanner width
Type Heavy duty
Casing cased
Equipment Outer edge of the flight is provided with wear protection

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Max. torque 250 kNm
Max. pull force 750 kN
Flight pitch 600 mm
Outside diameter hollow stem 254 mm
Inside diameter concrete supply pipe 125 mm
Type Heavy duty
CCFA-AU-EX-HD Ø 770 x 1000 CCFA-AU-EX-HD Ø 770 x 2000 CCFA-AU-EX-HD Ø 770 x 3000 CCFA-AU-EX-HD Ø 770 x 4000 CCFA-AU-EX-HD Ø 770 x 5000 CCFA-AU-EX-HD Ø 770 x 6000
Effective length [mm] 1,000 2,000 3,000 4,000 5,000 6,000
Total length [mm] 1,350 2,350 3,350 4,350 5,350 6,350
Casing outside diameter [mm] 880 880 880 880 880 880
Casing inside diameter [mm] 800 800 800 800 800 800
Weight [kg] 425 742 1,037 1,354 1,663 1,958
Flight pitch [mm] 600 600 600 600 600 600
Diameter [mm] 770 770 770 770 770 770
Article no. 13620848 13620850 13620851 13620852 13620853 13620854
Variants

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