Home All Products Rotary drilling rig with CAT chassis
Product DescriptionCase
Performance Parameter Unit Value
Max. torque kN.m 90
Max. drilling diameter mm 1000/1200
Max. drilling depth m 28
Working speed rpm 8~30
Max. cylinder pressure kN 90
Max. hoist capacity kN 120
Main winch pull force kN 90
Main winch speed m/min 75
Auxiliary winch pull force kN 50
Auxiliary winch speed m/min 40
Max. cylinder stroke mm 3500
Mast side raking ° ±3
Mast raking forward ° 4
System pressure mpa 35
Pilot pressure mpa 3.9
Max. walking speed km/h 2.8
Max. pull force kN 156
Operating height mm 14550
Operating width mm 2600
Transport height mm 3480
Transport width mm 2600
Transport length mm 13100
Total weight t 28

Engine performance
Engine type CAT C4.4
Engine form Water-cooled, 4 cylinder line, turbocharged
Cylinder number*cylinder diameter*stroke mm 4×105×127
Displacement L 4.4
Rated power kw/rpm 93/2200
Max. torque N.m/rpm
Emission standard U.S.EPA Tier3

Kelly bar
Model Friction Interlocking
Outer diameter φ299 φ299
Layers*Length of each section 5x8 4×8
Max.depth 36 28

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