Bigbund(Shanghai)Construction Machinery Co., Ltd.
Tel: 0086-21-35359336  35359337
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Rotary Drilling Rig XR280DII
Rotary Drilling Rig XR280DII
0086-21-35359336  35359337

1, special hydraulic telescopic crawler chassis, large diameter slewing support, the machine is more stable;


2, the whole machine design to meet the requirements of the CE directive, safety performance is guaranteed, meet the European Ⅲ emission standards;


3, imported Cummins turbocharged engine, using advanced electro-hydraulic control technology, strong power;


4, the rear single row rope main winching structure, the wire rope life is greatly extended, the use cost is lower;


5, a variety of drill pipe configuration is available to meet the requirements of large hole deep pile hard formation construction, the maximum drilling depth of 88 meters;


6, standard winch pressure, optional multi-functional configuration: supporting leg cylinder, sleeve drive, good expansion;


7, standard centralized lubrication system, more convenient maintenance, improve the reliability of work.

DescriptionUnitParameter value
Max. drilling diametermm2200
Max. drilling depthm88
Allowable luffing scope (from center of drill rod to slewing center)mm4410~4950
Drilling rig dimension in working condition (L × W × H)mm10770×4800×23550
Drilling rig dimension in transport condition (L × W × H)mm17410×3500×3815
Weight of overall unit (standard configuration, excluding drilling tool)t96
EngineModel
CUMMINS  QSM11-C400
Rated power/speedkW298/(2100r/min)
Hydraulic systemMax. working pressure of main pumpMpa35
Max. working pressure of auxiliary pumpMpa30
Rotary driveMax. torquekN •m280
Rotational speedr/min6~22
Crowd  cylinderMax. Pushing forcekN300
Max. Pulling forcekN300
Max.strokemm16000
Main winchMax.pulling forcekN260
Max. single-rope speedm/min60
Auxiliary winchMax.pulling forcekN80
Max. single-rope speedm/min65
Drilling mastLeft/right inclination of mast°4/4
Front/back inclination of mast°5/15
Rotary table slewing angle°360
TravelingMax. traveling speed of the overall unitkm/h1.5
Max. climbable gradient of the overall unit%35
CrawlerWidth of crawler platemm800
External width of crawler (min.-max.)mm3500~4800
Center distance between two longitudinal wheels of crawlermm5175