Designed to endure
demanding environments

DF500S

High-performance hydraulic rock drill

Doofor DF500S is a high-frequency hydraulic rock drill for bolting, general excavations, and tunneling. The rock drill is equipped with a separated side flushing box. Flushing can be done with water or with air.

Optimal maximum hole diameter for the DF500S is 45mm in hard rock.

The rock drill is equipped with R28 or R32 male shank adapter (striker bar).

Technical Data
Metric
Percussion power 10 kW
Percussion pressure 100-130 bar
(oil flow) (55-80 litres/min)
Rotation motor* 32 cm3
Speed max. 205 rpm
Torque* 175 Nm
Oil flow max.* 25 litres/min
Gear ratio 52/17
Lubrication Air-oil mist, min. 125 g/h
Flushing air pressure 12 bar max.
Flushing air flow 700-1200 litres/min
Flushing water flow 25–30 litres/min
Weight 77 kg

45 mm

Optimal maximum
hole diameter

10 kW

Power class

R28, R32

Shank size

AIR / WATER

Flushing

Feed force (pressure) must be adjustable during operation
*) Numbers given are for standard rotation motor (32cm³) at an intermittent pressure of 140bar [2031psi]. Motor options are 12.5cm³, 20 cm³, 32cm³, 40cm³ and 50cm³.

Doofor DF500S in action

 

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.

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