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Tunnel jumbo drilling rig RR-1MB

tunnel jumbo drilling rig
tunnel jumbo drilling rig
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for tunnels
Drilling height

6.07 m (19'10")


The RR-1MB hydraulic jumbo drill, a single-boom hydraulic rig, is designed for drilling vertical, horizontal and angled holes in underground production or development headings. The RR-1MB has boom coverage of 6.07 m by 5.69 m (19’ 11” by 18’ 8”) and inner and outer turning radius’ of 4.19 m (13’ 9”) and 6.48 m (21’ 3”), respectively. The RR-1MB 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



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