VK 12 Pneumatic Drifter
The VK-12 Drifter which is equivalent to Atlas Copco BBC 120F is Rifle-Bar rotated heavy-duty Rock Drill mounted on Rig best suitable for drifting and tunnelling. The Drifter is also used in underground Mining and Tunnelling for Ring Drilling and Face Drilling. VK-12 Drifter is used for long hole drilling, bench drilling and drifting hole sizes 51-89mm (2”-31/2”)
Application
Bench Drilling in open-pit mines
Long hole drilling
Limestone quarries
Underground Mining and Tunnelling for Ring Drilling and Face Drilling
Features
It is operated from Control Unit
It has a feature of Reversible Rotation, which can also be disengaged so that only impact mechanism works
It has a Rifle-bar actuated rotation motor with eight pawls (four for each direction) that engage or disengage
It can be easily be converted from water flushing to air blowing
Hoses can be placed on either side to protect from unintentional abuse
The machine can be used in both under-ground and surface work.
Technical Details
Model | VK-12 | |
Weight | 70 Kgs | 154 lbs |
Overall Length | 780 mm | 30 3/4" |
Air Consumption | 167 l/s | 354 cfm |
Working Pressure Max. | 7 bar | 100 psig |
Piston Diameter | 120 mm | 4 3/4" |
Piston Stroke | 65 mm | 2 1/2" |
Impac Rate | 35 Hz | |
Impact Power Max. | 7.2 kW | |
Rotation Speed | 0 - 210 rpm | |
Hole Diameters | 48 - 76 mm | |
Drill Steel | R32, R38, T38 |
# Technically Equivalent to Atlas Copco BBC 120F Pneumatic Drifter