Tunnel jumbo drilling rig CYTJ76A2

double-arm

CYTJ76A2 twin-boom hydraulic face drilling rig, designed and produced by Hong Yuan Hydraulic, is used for medium to small vein underground tunneling and mining applications. The rig is equipped with two 360° roll-over heavy-duty booms, the computerized anti-jamming system, and a compact carrier for flexible movement and maximum gradeability underground. It can cover the cross section from 8 m2 to 45 m2, includes the roof, both side walls and the ground. It can be used for drilling blast holes as well as drifter rods. A patent-designed HYG550 hydraulic drilling machine is applied on the rig. With the impact power equal with other similar international products, the impact frequency of HYG550 can reach to 60-75 Hz, much higher than other products.