Bigbund(Shanghai)Construction Machinery Co., Ltd.
Tel: 0086-21-35359336  35359337
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Rotary Drilling Rig XR320D
Rotary Drilling Rig XR320D
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 diametermm2500
Max. drilling depthm90
Allowable luffing scope (from center of drill rod to slewing center)mm4100~4400
Drilling rig dimension in working condition (L × W × H)mm10480×4800×25155
Drilling rig dimension in transport condition (L × W × H)mm16550×3500×3500
Weight of overall unit (standard configuration, excluding drilling tool)t92.8
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 •m320
Rotational speedr/min5.5~21
Crowd  cylinderMax. Pushing forcekN250
Max. Pulling forcekN250
Max.strokemm6000
Crowd  winchMax. Pushing forcekN330
Max. Pulling forcekN350
Max.strokemm16000
Main winchMax.pulling forcekN280
Max. single-rope speedm/min75
Auxiliary winchMax.pulling forcekN100
Drilling mastLeft/right inclination of mast°4/4
Front/back inclination of mast°5/15
CrawlerWidth of crawler platemm800
External width of crawler (min.-max.)mm3500~4800
Center distance between two longitudinal wheels of crawlermm5175
Average ground pressurekPa122