DF430F
The Doofor DF430F is a high frequency hydraulic rock drill for general excavations, mining, quarrying and bolting. The rock drill can utilize 25mm or 28mm extension- or drifter steels. The rock drill has a separated flushing box. Air, water or air-water-mist can be used as flushing media.
The DF430F can be equipped with a female shank adapter in thread sizes FR25, FR28, FR32 or hexagonal 7/8″ x 108mm.
41 MM
OPTIMAL MAXIMUM HOLE DIAMETER
5 KW
POWER CLASS
FR25, FR28, FR32
SHANK SIZE
AIR/WATER/MIST
FLUSHING
| Nominal power class | 5 kW |
| Percussion pressure | 120 bar |
| (Percussion oil-flow) | (45 l/min) |
| Rotation motor* | 20 cm3 |
| Speed max. | 200–300 RPM |
| Torque* | 100 Nm |
| Oil flow* | 15 l/min (max. 25 l/min) |
| Gear ratio | 47/17 |
| Lubrication | Air-oil-mist, min. 125 g/h |
| Flushing air pressure. | 5–8 bar |
| Flushing air flow | 700-1200 l/min |
| Flushing water flow | 15–30 l/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
