It adopts dedicated hydraulic retractable crawler chassis and heavy slewing bearing and has high stability.
The imported Cummins turbo-supercharged engine is powerful, and has sufficient power reserve.
The machine adapt single row rope for main winch to figure out the wear of steel rope. extend the life-span. And high reliability.
The oil cylinder and sleeve-driven functions are available for selection to satisfy various needs of the users.
Normal mode and entering-rock mode of unit head are available for operation in soil and rock to improve the construction efficiency.
It is equipped with a centralized lubrication system as standard configuration; maintenance is easy.
Project Unit parameter
Uncased mm 2500
Cased mm 2200
Max.Drilling Depth m 102
Working condition L × W × H mm 11000x4800x24586
Transportation condition L × W × H mm 18880x3500x3820
Overall Drilling Weight t 90
Model Cummins QSM11-C400
Rated Power KW 298X2100
Working pressure Mpa 33
Max. output torque KN.m 360
Rotary speed r/min 6-25
Spin off speed r/min
Max.pull-down piston push KN 240
Max.pull-down piston pull mm 6000
Max.pull-down piston stroke
Max.pull-down piston push KN
Max.pull-down piston pull KN
Max. pull-down piston stroke mm
Max.pulling force KN 320
Max. single-rope speed m/min 72
Diameter of the steel wire rope mm 36
Max. Pulling force KN 100
Max. single-rope speed m/min 65
Diameter of the steel wire rope mm 20
Left/right inclination of mast (°) 42464
Front inclination of mast (°) 5
Rotary table slewing angle (°) 360
Max. traveling speed km/h 1.5
Max.grade ability % 35
Track shoe width mm 800
Distance between tracks mm 3500-4800
The length of crawler mm 5484
Average ground pressure kpa 105.5