DBA 90 Double rotary drive (DBA Series)

The double rotary drive distinguishes with its slim design. The inner continuous flight auger is driven independently from the casing by two separate rotary drives.
Gallery loading.
Rotary drive I (casing) - max. torque 0 - 90 kNm
Rotary drive I (casing) - max. speed 0 - 32 U/min
Rotary drive II (auger) - max. torque 0 - 68 kNm
Rotary drive II (auger) - max. speed 0 - 44 U/min


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Rotary drive I (casing) - max. torque 0 - 90 kNm
Rotary drive I (casing) - max. speed 0 - 32 U/min
Rotary drive II (auger) - max. torque 0 - 68 kNm
Rotary drive II (auger) - max. speed 0 - 44 U/min
Double rotary drilling

Double rotary drilling

Double rotary drilling combines continuous flight auger drilling with a continuous casing. more

Double rotary drilling

Double rotary drilling

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