Zoomlion Pile Rig Zr255 Rotary Drilling Rig

• Customization: Available
• After-sales Service: Provided After-Sales Service
• Warranty: 1 Year
• Model NO.: ZR255
• Condition: New
• Drill Hole Diameter: >300mm
• Drill Hole Depth: >200m
• Bit Type: Cone Bit
• Drilling Way: Rotary
• Type: Crawler
• Rated Power: 112kw
• Lifting Force: 260kN
• Speed of Fast Putting Down: 60m/Min
• Transport Package: Nude Package, RO-RO
• Specification: 4400*3200*9300mm
• Origin: China
• Production Capacity: 100units/Month

Product Description

 

 

ZOOMLION  Original Manufacture ZR255 Piling Machinary Rotary Drilling Rig       

Main Features:
 

1. The rear main winch with single-layer-rope drum and two gear box mechanism, which extends service life of the steel wire rope significantly.
 

2. High construction efficiencythanks to big flow main pump, multi-gear rotary drive, and two-speed crowd cylinder.

 
3. More stable structure and stronger bearing capacity thanks to the 5th generation rotary drive, large supporting angle of the mast cylinder, lower center of gravity, and reinforced chassis .

4. One key for folding cathead, fixed mast support. Equipment can be transferred easily and quickly.

5.Version 2.0 power matching and limit load control technology, working efficiency increased by 10%.

6.New generation cab with better vision, more comfortable operation, new electrical control panel. 360 degree full view monitoring.

 
7.Options:Crowd winchmodel ZR255D, spin-off, auto-lubrication.

ZR255 Main Specifications:
 

Drilling
Max. Drilling Diameter	mm	2000
Max. Drilling Depth	m	70/56	friction/inter-locking Kelly bar
		60/48	optional
Rorary Drive
Max. output torque	kN.m	260
Rotary speed range	rpm	5~33
Crowd System
Crowd method		Cylinder	Winch (optional: ZR255D)
Crowd force push	kN	220	255
Crowd force pull	kN	230	255
Max. stroke of crowd	mm	5300	15000
Main Winch
Drum structure type	Single Layer, One drum with two gear box
Max. line pull	kN	240
Max. speed of line	m/min	70
Diameter of wire rope	mm	32
Aux. Winch
Max. line pull	kN	90
Max. speed of line	m/min	80
Diameter of wire rope	mm	22
Inclination angle of mast
Forward/backward	^.	5/90
Left/right	^.	±4.5
Engine
Model	QSL9
Rated power of engine	kW	242
Emission standard		StageIII
Displacement of engine	L	8.9
Undercarriage
Distance of tracks (min.~max.)	mm	3260~4400
Width of track shoe	mm	800
Slewing radius (Rear)	mm	4473
Overall main machine
Operation weight	t	80
Max. traction force	kN	423
Max. travelling speed	km/h	2.26
Overall height	m	23.3/(21.3)
Kelly bar types available
Types	Drilling depth (m)	Note
Friction Kelly bar Φ440- 5 x 15.5m	70
Inter-locking Kelly bar Φ440- 4 x 15.5m	56
Friction Kelly bar Φ440- 5 x 13.5m	60	Optional
Inter-locking Kelly bar Φ440- 4 x 13.5m	48	Optional

Detailed Photos

Company Information: