Sr280RC Water Well Rotary Drilling Rig

• Certification: ISO 9001:2000
• Condition: New
• Motor: AC Motor
• Drill Hole Diameter: >300mm
• Drill Hole Depth: >150m
• Bit Type: Diamond Bit
• Model NO.: Sr280RC
• Drilling Way: Rotary
• Type: Crawler
• Max. Output Torque: 280kn.M
• Stroke: 7500mm
• Transport Package: by Roro, Bulk Cargo or Container Transprot
• Trademark: Newindu
• Origin: Hunan, China
• HS Code: 87051092
• Production Capacity: 5000units/ Year

Product Description

Feature

· Strong rock drilling ability
Strong crowd force, rock drilling efficiency is higher than the rigs of the same type and ranks the first in the nation.

· High construction efficiency
Adopt drilling parameters matching technology and rock drilling adaptive technology; torque, rotation speed and crowd force can match automatically.

· Reliable structure
Adopt new box-type mast and optimized boom structure to enhance the structural stiffness and fatigue strength significantly.

· High stability
Adopt optimized layout of whole structure and design.

Parameters

Main performances	Unit	Parameters
Overall height(CAT chassis/S A N Y chassis)	mm	22,660/22,700
Operating weight(CAT chassis/S A N Y chassis)	t	80/82
Max. pile diameter	mm	2,200
Max. pile depth(friction Kelly/inter-locking Kelly)	m	84/58
Rotary Drive
Max. output torque	kN.m	280
Speed of rotation	rpm	9~24
Crowd system
Crowd force	kN	220
Line pull	kN	220
Stroke	mm	7,500
Main winch
Line pull(1st layer)	kN	290
Rope diameter	mm	32
Max. line speed	m/min	48
Auxiliary winch
Line pull(1st layer)	kN	110
Rope diameter	mm	20
Max. line speed	m/min	70
Mast inclination
Forward	°	3
Lateral	°	±3.5