Liebherr LB 44 User Manual download pdf (Page 6)

6 Rotary drilling tools

Rock augers AU-RSC2

double-start

Technical data

D NL GL Torque Weight

[mm] [mm] [mm] [kNm] [kg]

520 1500 2300 220 700

650 1500 2300 220 830

780 1500 2300 330 1060

900 1500 2300 330 1160

980 1500 2300 330 1230

1080 1500 2300 440 1420

1200 1500 2300 440 1530

1390 1500 2300 440 1740

1680 1500 2300 440 1900

1850 1500 2300 440 2240

Features

• VK 200 Kelly box made of heat-treated cast steel with

two locking pins D 60 mm.

• Auger ﬂ ight thickness of 30 mm, two-layered in the cutting

section.

• Wear protection at the auger body made of highly wear-

resistant and easily exchangeable composite armour plate.

• Cutting edge made of ﬁ ne grained high-strength steel with

holes for mounting the RSC 19 round shank chisels.

• Two round shank chisels in interchangeable holder for

calibrating the cutting diameter.

• PB 280-4 rock pilot, exchangeable, with four RSC 19 round

shank chisels.

Application

Double-start auger also suitable for platy, ﬁ ssured and compact

rock of medium cohesiveness.

Ø Casing

[mm]

620/540

750/670

880/800

1000/920

1080/1000

1180/1100

1300/1220

1500/1420

1800/1720

2000/1910

Other cutting diameters and effective lengths available on request.

1 2 3 4 5 6 7 8 9 10 11 ... 19 20

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Liebherr LB 44 User Manual Page 6

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