Hydraulic rock drills and drifters
High-performance hydraulic rock drill
Doofor DF560L-2M is a high-frequency hydraulic rock drill specially designed for underground production drilling and tunneling. The 2M version is equipped with two powerful 160 m3 OMS-series rotation motors. It has a very low overhead, only 84mm from the drill center line. The rock drill has a separated flushing box. Flushing media can be water or air. Flushing parts are available in bronze or in plastic to avoid corrosion caused by saline water.
Optimal maximum hole diameter for the DF560L-2M is 89mm [3 ½”]. The rock drill can be equipped with shank adapters (striker bars) R38, T38, and T45. It can be equipped with stainless steel, separated flushing head for underground mining, bolting, and grouting.
The DF560L-2M can be equipped with heat resistant sealing for tap hole drilling.
|Percussion power||20 kW|
|Percussion pressure||150 bar|
|(oil flow)||(110-130 litres/min)|
|Rotation motor*||Two 160cm3 OMS-series rotation motors|
|Speed max.||250 rpm|
|Torque*||Continuous torque 1593Nm|
|Oil flow max.*||65 litres/min|
|Lubrication||Air-oil mist, min. 250 g/h|
|Flushing air pressure||5–7 bar|
|Flushing air flow||4000 litres/min|
|Flushing water flow||150 litres/min|