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  • CM358ACrawler Mounted Hydraulic DTH Drilling Rig

CM358A Crawler Mounted Hydraulic DTH Drilling Rig

In contrast to the pneumatic drill rig, energy consumption(diesel or electricity) saves about 40% to 50%.
Site Condition

CM358A crawler mounted hydraulic DTH drill rig is mainly applicable to the blasthole drilling process of open pit mining, hydropower project and road constructions.

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  • Product Features
  • Technology Parameter
Product Features

CM358A crawler mounted hydraulic DTH drilling rig adopts diesel engine (or electric motor)  and hydraulic oil pump assembly to provide power, allowing rigs to finish moving, rotating, feeding and lifting, as well as angle positioning. During operation only the hammer consumes compressed air and in contrast to the conventional pneumatic drilling rigs, CM358A saves about 40%~50% of total energy. 


Technology Parameter
Model CM358A
Borehole diameter 90-165mm
Borehole depth 50m
Applicable rock hardness f=6-20
Working air pressure 1.2-2.4MPa
Air consumption 11-21m?/min
Feeding stroke 3820mm
Pipe length 3m
Max. horizontal drilling height 3370mm
Rotation rate 0-80rpm
Rotation torque 3000Nm
Travel speed 2km/h
Grade ability 24°
Engine Yuchai 70KW/Cummins    74KW
Electric motor 45KW
Dust collector (optional) Hydraulic dry dust    collector
Wet dust collector
Dimensions (LxWxH) 6900mm × 2200mm × 2200mm
Weight 6100kg