The Atlas Copco IDM 70 is a crawler mounted, hydraulic tophead drive, multi-pass rotary drilling rig specifically designed for production of blasthole drilling to depths of 124 ft (38 m) with a 25 ft (7.62 m) pipe change and 140 ft (42.6 m) with the optional 35 ft (10.7 m) pipe change. Various carousel capacities are available for both the standard 25 ft (7.62 m) and the optional 35 ft (10.67 m) tower. Feed pressure generates a weight on bit force of up to 80,000 lbf (360 kN). It is available in diesel and electric version.
|Hole diameter||9 - 10 5/8 inch (229 - 270 mm)|
|Weight on bit||80933 lb (36788 kg)|
|Estimated weight||146740 - 148940 lb (66.7 - 67.7 t)|
|Maximum hole depth||124 ft (38 m)|
|Single pass depth||25 ft (7.62 m)|
|Drilling method||Rotary and DTH - Multi pass|