Pit Viper 311: Rotary blasthole drill rig - Large-range - Atlas Copco Liberia

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Pit Viper 311: Rotary blasthole drill rig - Large-range

George Apostolopoulos

+233 21 774512

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Rotary or DTH Drilling up to 12 1/4” (311 mm) – Single pass

The Pit Viper 311 blasthole drill can add unsurpassed productivity to your mining operations. The heavy, durable, ergonomically designed Pit Viper 311 can drill a 65 ft (19.8 m) clean hole in a single-pass, which yields higher drilling efficiencies (up to 25% when drilling in soft material) by eliminating rod change time and allowing more time for drilling.

Features & benefits

  • Standardized fleet – covers multiple hole ranges for ore and waste drilling
  • Lower fuel costs with air compressor clutch option and on-demand power
  • Enhanced serviceability, enclosure and ground level accessibility for components, longer cable and sheave life
  • Higher productivity – maximize drilling with faster feed/retract speeds, larger fuel and water tanks, less time spent refilling and ergonomically designed cab
  • Efficiency such as fuel savings and longer compressor/engine service intervals
  • Safety, inside cab noise and dust minimized, standard safety interlock and maintenance access

Technical data

Technical Specifications
Product seriesLarge-range drilling rigs
Drilling methodRotary and DTH - Single pass
Hydraulic pulldown445 kN
Hydraulic pullback220 kN
Weight on bit49.9 kg
Single pass depth19.8 m
Maximum hole depth45 m
Estimated weight140 t
Hole diameter228 - 311 mm

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George Apostolopoulos

+233 21 774512

Send an email