PRAKLA Bohrtechnik GmbH - BAUER Group

Model RB 40 - Rotary Drilling Rig



The multipurpose drilling rig PRAKLA RB 40 is designed for different applications, e.g. drilling of water wells, mineral exploration, geothermal wells, geotechnical investigations and seismic drilling. The equipment of RB 40 can be easily adapted to the specific requirements, because of its modular design. This drilling rig will be delivered either on modern off-road truck or on semi-trailer.

  • up to 800 m at 8.1/2 ‘’ drilling diameter
  • up to 1.000 m for wire-line coring diameter PQ or similar

The maximum drilling depths depends on the geological conditions, the applied drilling methods and the drilling tools.

  • Direct mud circulation
  • Reverse Mud circulation (by Air Lift)
  • Down-the-hole (DTH) Hammer drilling
  • Auger drilling
  • Wire-line Core drilling (optional)
  • Percussion core drilling (optional)

HYDRAULIK-SYSTEM: operated by PTO of truck engine or by deck engine
Max. Hook load: 400 kN
Travelling Rotary head: 7,2 m
Casing installtion height: 8,0 m

Max. torque: 22.800 Nm
Max. rotation speed: 240 rpm
Inner diameter: 150mm

Max. clamping diameter: 520mm
Max. free passage: 900mm

Main winch: 100 kN in first layer, 4 sheaved 400 kN
Auxiliary winch: 20 kN, optional larger
Wire-line coring winch: optional

Max. air flow: 13,2 m3/min
Max. pressure: 14 bar (optional larger)

CENTRIFUGAL PUMP: 3.000 l/min, 7 bar

  • Hydraulic chuck
  • Duplex pistion pump
  • Triplex piston pump
  • Foam pump
  • Line Oiler
  • Hydraulic welding generator
  • Automatic lubrication system
  • Additional drilling data recorder
  • Remote control (just for electronic control system)
  • Winter package with cabin
  • Hydraulic Rotary Casing Table
  • and even more…

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