XR280DII

  • Max. Drilling Depth:88m
  • Allowable luffing scope:4410-4950mm
  • Max. working pressure of hydraulic system:35Mp
  • Max. torque:280kN •m
  • Rotational speed:6-22r/min
  • Rotary table slewing angle:360°

Packaging & Delivery

Wooden box

7-30 Days

XR280DⅡ Rotary drilling rig

1、It adopts dedicated hydraulic retractable crawler chassis and large diameter slewing bearing and has high stability.
2、The design of the machine complies with CE standard to ensure it’safty and Euro III emission standard.
3、Imported Cummins electric control turbo-supercharged engine with advantaged electronic and hydraulic control technique is used. it has strong power.
4、It adopts the back-located single-rope main winch structure to greatly prolong the service life of steel wire rope and lower the use cost.
5、Several forms of Drilling rods are available for construction of big holes and deep piles in hard formation.
6、Several extended functions are available for selection, such as foot bracing oil cylinder, sleeve-driven.
7、It is equipped with a centralized lubrication system as standard configuration; maintenance is easy.

Description

Unit

Parameter value

 

 

Max. drilling diameter

 

mm

 

2200

 
 
 

Max. drilling depth

m

88

 

Allowable luffing scope (from center of drill rod to slewing center)

mm

44104950

 

Drilling rig dimension in working condition (L × W × H)

mm

10770×4800×23550

 

Drilling rig dimension in transport condition (L × W × H)

mm

17410×3500×3815

 

Weight of overall unit (standard configuration, excluding drilling tool)

t

96

 

Engine

Model

 

CUMMINS  QSM11-C400

 

Rated power/speed

kW

298/2100r/min

 

Hydraulic system

Max. working pressure of main pump

Mpa

35

 

Max. working pressure of auxiliary pump

Mpa

30

 

Rotary drive

Max. torque

kN m

280

 

Rotational speed

r/min

622

 

Crowd  cylinder

Max. Pushing force

kN

300

 

Max. Pulling force

kN

300

 

Max.stroke

mm

16000

 

Main winch

Max.pulling force

kN

260

 

Max. single-rope speed

m/min

60

 

Auxiliary winch

Max.pulling force

kN

80

 

Max. single-rope speed

m/min

65

 

Drilling mast

Left/right inclination of mast

°

4/4

 

Front/back inclination of mast

°

5/15

 

Rotary table slewing angle

°

360

 

 

 

Traveling

Max. traveling speed of the overall unit

km/h

1.5

 

Max. climbable gradient of the overall unit

%

35

 

Crawler

Width of crawler plate

mm

800

 

External width of crawler (min.-max.)

mm

35004800

 

Center distance between two longitudinal wheels of crawler

mm

5175

 

Inquiry