• CM458Crawler Mounted DTH Drilling Rig

CM458 Crawler Mounted DTH Drilling Rig

Advanced Technology, easy to handle and operate.
Site Condition

CM458 is applicable to all kinds of anchor supporting operation, grouting hole drilling for cofferdam, dam, and foundation reinforcement. 

  • Product Features
  • Technology Parameter
Product Features

CM458 internal combustion (CM458D Electric) crawler mounted versatile anchor rig adopts diesel engine and hydraulic oil pump assemblies to provide power, allowing rigs to finish moving, rotating, feeding and lifting, as well as angle positioning. During drilling, only the hammer consumes compressed air. CM458 is applicable to all kinds of anchor supporting operation. In addition, the rig is also applicable to the grouting hole drilling for cofferdam, dam, and foundation reinforcement. 

Technology Parameter
Model CM458
Borehole diameter 105-305mm
Borehole depth 200m
Applicable rock hardness f=6-20
Working air pressure 1.2-3.5MPa
Air consumption 16-40m?/min
Feeding stroke 3300mm
Pipe length 3m
Ground clearance 254mm
Rotation rate 0-50rpm
Rotation torque 5400Nm
Travle 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 6200kg