The Doofor DF430S hydraulic drifter is a high-frequency rock drill made for general excavation work, Mining, Quarrying, and Rock Bolting applications.
Suitable drill steels are R25 and R28 extension and drifter drill steels.
The Doofor rock drills are equipped with a separate side flushing box.
Flushing can be done with air or with water.
The Doofor DF430S Rock Drill can be equipped with a male R25 or R28 shank adapter (striker bar),
 
SUITABLE APPLICATIONS:
Civil Engineering, Surface, Underground
 
 
TECHNICAL SPECIFICATIONS:
Nominal power class
5 kW
Percussion pressure
120 bar
(Percussion oil-flow)
(45 litres/min)
Rotation motor*
20 cm3
Speed max.
180–300 rpm
Torque*
100 Nm
Oil flow*
15 litres/min (max. 25 litres/min)
Gear ratio
47/17
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
Weight
50 kg
*) 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.
 
NOTE: Feed force (pressure) must be adjustable during operation.
Rotation torque and oil flow values given are for a typical rotation motor. See the Doofor 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.