Brand New Sr280 280mm Diameter Hole Crawler Hydraulic Rotary Drilling Rig

• Customization: Available
• After-sales Service: Online Service
• Warranty: One Year Warranty
• Model NO.: SR280
• Type: Vibration Piling Machine
• Pressure Pile Driver Type: Hydraulic Pile Driver
• Pile Hammer Type: Hydraulic Hammer
• Power Source: Diesel
• Motor Power: 75kw
• Noise: With Noise
• Certification: CE, ISO 9001:2000
• Condition: New
• Transport Package: in Nude
• Specification: 10500*3000*3350 mm
• Trademark: ORIEMAC
• Origin: Hunan, China(Mainland)
• Production Capacity: 5000PCS/Year

Product Description

Brand New Rotary Drilling Rig Sr280

Product Description

We can supply with all kinds of standard drilling tools, including DBB-II, DBB-III, CB and so on. For
Special geological conditions,we can also provide special drilling tools accordingly to improve working efficiency. The latest special drilling tools developed are as follows:

Pilot drilling bucket
Integrate bailing bucket and barrel; The design of arc reinforcing plate, outside of reinforcing plate welded with transition bending plate; Hinge is made of high tension steel; Applicable layers: Cave, occlusal pile.

Core barrel with centralizer
Suitable for stage drilling of large diameter bore hole; The cutting teeth and roller bits are interchangeable;
Centralizer supports the hole wall to avoid drilling an inclined hole; Applicable layers: Medium or slightly decomposed bedrock, hard or superhard bedrock.

Underreaming bit
Adjustable reamer arms can meet the specific requirements of different bore hole diameters; After drilling operation, convey soil with bailing bucket or scouring bit; Reamer arms are easy to spread and retract; Box type structure is easy to service; Applicable layers: Hard stratum, frozen soil and medium soft rock.

Technical Parameters

Model	SR280R
Pile	Max.pile diameter	2500mm
	Max.pile depth	84/56m
Rotary Drive	Max.output torque	280kN.m
	Speed of rotation	6.9-23rpm
Crowd System	Crowd force	210kN
	Stroke	6000mm
Main Winch	Line pull	300kN
	Rope diameter	36mm
	Max.line speed	65m/min
Auxiliary Winch	Line pull	90kN
	Rope diameter	24mm
	Max.line speed	70m/min
Mast Inclination	Forward/Backward	5°
	Lateral	±6°
Main Chassis	Engine power	261/1800 kw/rpm
	Engine displacement	8.8/537in3
	Chassis length	7715m
	Extended width	4300mm
	Track shoe width	800mm
	Swing radius	5060/4780mm
Overall Machine	Overall height	22300mm
	Operating weight	78t
	Transport width	3000mm
	Transport height	3600mm

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