Rock Drill and Thrust Leg

The Sulzer new generation drill (NGD) has proven to be very reliable and cost effective and has unlocked the full potential of hydro powered mining.

Its simplicity and robust construction make it more reliable, resulting in reduced maintenance and expenses.

Drilling with water powered drills and using rudimentary hearing protection ensures that drill operators always remain below the legislated equivalent noise exposure.

The health and safety of underground staff is enhanced and this results in higher productivity levels and less facetime.


  • Noise level – 103 dB.
  • Penetration rate – 1m per minute.
  • Required flow – 60L per minute at 16 mPa.
  • Power – 7.5 KW.
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