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XCMG Official 88 Meter Rotary Drilling Rig XR280DⅡ China Hydraulic Drilling Rig Machine
Description
Recommendation
XCMG Official 96ton Rotary Drilling Rig Machine XR280DII.
XR Series Rotary Drilling Rig stands for our company's achievement in many years' development and researches on piling machine, adopting the advanced technology, both at home and abroad. With our company's powerful machinery manufacturing capacity, it is specially designed to drill the pile hole with the big diameter and into hard—layers, fitting for layer conditions in most areas.
XCMG XR280DII Rotary Drilling Rig widely used in boring operation of bored concrete pile in foundation engineering of highway, railways, bridges, ports, docks and high-rise buildings.
Performance Characteristics:
* The load—sensing technique is used in the hydraulic system to make it more efficiently and save more energy;
* The machine adopts single row rope for main winch to figure out the wear of steel rope. extend the life—span. And high reliability;
* With infrared camera for observing main winch, Manipulator can observe the state of steel rope at day and night in cab;
* Standard centralized lubricating system, allowing easier maintenance;
* The complete machine has passed CE certification of T ü V Rheinland group.
|
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 |
4410～4950 |
||
|
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 |
6～22 |
||
|
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 |
3500～4800 |
||
|
Center distance between two longitudinal wheels of crawler |
mm |
5175 |
||
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