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JK520 Crawler Mounted Hydraulic DTH Drilling Rig

It features its compact design, small footprint, and humanized operation.

Borehole Diameter


Site Condition

It is applicable to the blasting borehole drilling process of hydro project, open pit mining and road construction.

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Product Features

JK520 internal combustion (electric) crawler mounted hydraulic DTH drilling rig is the latest updated product of the "Sharp Sword" series, specially designed for the hydropower project and quarry mining project. 

JK520 can drill boreholes of various angles, ranging from horizontal angle to vertical angle. It boasts its better performance, compact design, small footprint and humanized operation.

JK520 is equipped with environment-friendly dry type dust collector, and as long as water is accessible on working site, wet type dust collector is optional.

Model JK520
Borehole    diameter90-150mm
Borehole    depth40m
Applicable    rock hardnessf=6-20
Working air    pressure1.2-2.4MPa
Air    consumption11-21m³/min
Feeding    stroke3865mm
Rod-changing    length3m
Max.    horizontal drilling height2510mm
Feed    extension1200mm
Ground    clearance300mm
Rotation rate0-79rpm
Rotation    torque2500Nm
Travle speed2Km/h, 3Km/h
Grade ability25°
PowerYuchai    70KW
Dust collector (optional)Hydraulic dry dust    collector
Wet dust collector
Dimension    (LxWxH)7000mm×2250mm×2250mm
Wired remote    controlOptional