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Mining

Blasthole drills

To meet your drilling and blasting objectives, look to powerful and reliable P&H rotary and down-the-hole blasthole drills. Designed for challenging operating environments, including arctic, high altitude and weak power grid mines.

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ZT44

  • Horsepower 597 kW @ 2 100 rpm 800 HP @ 2,100 rpm
  • Compressor 38.5 CMM @ 34.5 bar 1,360 CFM @ 350 psi
  • Hole range 140 - 220 mm 5 1/2 - 8 1/2 in

ZR77

  • Hole diameter 200 - 270 mm 7 7/8 - 10 5/8 in
  • Bit loading 34 925 kg 77,000 lbs.
  • Single pass hole depth 16.8 m 55 ft.

ZR122

  • Hole diameter 349 mm 13 3/4 in
  • Bit loading 55 338 kg 122,000 lbs.
  • Single pass hole depth 20 m 65 ft.

320XPC

  • Hole diameter 270 - 444 mm 10 5/8 - 17 1/2 in
  • Bit loading 68 038 kg 150,000 lbs.
  • Single pass hole depth 19.8 m 65 ft.

Surface mining industry

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