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Tunnel jumbo drilling rig RR-2MB

tunnel jumbo drilling rig
tunnel jumbo drilling rig
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Characteristics

Options
for tunnels
Drilling height

6.07 m (19'10")

Description

The RR-2MB hydraulic jumbo drill, a dual-boom hydraulic rig, is designed for drilling vertical, horizontal and angled holes in underground production or development headings. The RR-2MB has boom coverage of 6.07 m by 8.28 m (19’11” by 27’2”) and inner and outer turning radius’ of 3.76 m (12’4”) and 6.68 m (21’11”), respectively. The RR-2MB features the Intelsense drilling control system, which includes the following features: Collaring Anti-jamming Automatic water monitoring with feed return if low pressure is encountered Auto return to start position after hole completion Control levers for operating percussion, rotation, and feed The RR-2MB also includes robust drilling and carrier hydraulics that feature variable displacement piston pumps; specifically: Jumbo hydraulics: load-sensing, closed-circuit design for percussion, rotation, feed, and boom movements General hydraulics: load-sensing, closed center circuit design for optimal efficiency Steering hydraulics: load-sensing, closed center circuit design; stick steering with direct-acting control valve and two double-acting steer cylinders Our ROPS/FOPS-certified, environmentally controlled operator’s cab uses advanced air filtration and a climate control system to insulate your operator from particulate matter and other harmful emissions. Noise is reduced significantly through the use of integrated insulation throughout the cab structure; in addition, vibration dampeners isolate the cab from the frame, ensuring a safe and comfortable ride.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.