Doofor DF430S is a high-frequency rock drill made for general excavations, mining, quarrying, and bolting. Suitable drill steels are 25mm and 28mm extension and drifter steels. The rock drills are equipped with a separate side flushing box. Flushing can be done with air or with water.
The DF430S rock drill can be equipped with a male R25 or R28 shank adapter (striker bar)
OPTIMAL MAXIMUM HOLE DIAMETER
|Nominal power class||5 kW|
|Percussion pressure||120 bar|
|(Percussion oil-flow)||(45 litres/min)|
|Rotation motor*||20 cm3|
|Speed max.||180–300 rpm|
|Oil flow*||15 litres/min (max. 25 litres/min)|
|Lubrication||Air-oil mist, min. 125 g/h|
|Flushing air pressure.||12 bar max.|
|Flushing air flow||700-1200 litres/min|
|Flushing water flow||15–30 litres/min|
*) Numbers given are for standard rotation motor (20cm³) with an intermittent pressure of 140bar [2031psi]. Motor options are 8cm³, 12.5cm³, 20 cm³, 32cm³, 40cm³. For professional use only as a component of a hydraulic system
Feed force (pressure) must be adjustable during operation. Rotation torque and oil flow values given are for a typical rotation motor. See full brochure for detailed information on different rotation motors. Percussion pressure mentioned is a recommended value for a typical application. The product is intended for professional use by skilled personnel. Doofor reserves all rights for changes without prior notice.