XCMG Official XR220DII Rotary Drilling Rig for sale

XR220DⅡ Rotary drilling rig

1、With the special hydraulic telescopic crawler chassis (TDP series) of rotary drill rig and large diameter slewing bearing, it meets strong stability and easy transportation.

2、With the electronically controlled and turbocharged engine of Cummins, which is powerful and emissions meet Euro Ⅲ standards.

3、The hydraulic system adopts the limit of power control and positive flow control, that makes the hydraulic system more energy and efficient.

4、With the single rope main winch, it efficiently solves the problem of wire rope wear, and improves the service life of wire rope; a detection device of drilling depth on the main winch, and single rope makes deep inspection more accuracy.

5、The design of whole machine meets the requirements of the CE directive, that guarantees safety, and construction safer.

6、Crowd winch、casing driver is Standard equipped，and multi-function such as and hydraulic casing oscillator is optional selected.

7、Configure centralized lubrication system, which makes maintenance more convenient.

8、Selection of a variety of specifications for kelly-bar, meeting the efficient construction of different strata.

Description	Unit		Parameter value
Max. drilling diameter	mm		2000
Max. drilling depth	m		67，Standard configuration (5-section friction Kelly bar) 52，optional configuration (4-section-locking Kelly bar)
Allowable luffing scope (from center of drill rod to slewing center)	mm		4015～4800
Drilling rig dimension in working condition (L × W × H)	mm		8968×4400×22688
Drilling rig dimension in transport condition (L × W × H)	mm		16785×3250×4305
Weight of overall unit (standard configuration, excluding drilling tool)	t		78
Engine	Model		CUMMINS  QSL-325
	Rated power/speed	kW	242/（2200r/min）
Max. working pressure of hydraulic system	MPa		35
Rotary drive	Max. torque	kN •m	220
	Rotational speed	r/min	7～22
Crowd  cylinder	Max. Pushing force	kN	250
	Max. Pulling force	kN	250
	Max.stroke	mm	15000
Main winch	Max.pulling force	kN	230
	Max. single-rope speed	m/min	70
	Diameter of the steel wire rope	mm	30
Auxiliary winch	Max.pulling force	kN	80
	Max. single-rope speed	m/min	60
	Diameter of the steel wire rope	mm	20
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	3250～4400
	Center distance between two longitudinal wheels of crawler	mm	4750
	Average ground pressure	kPa	112