High Quality Sr220c Rotary Drilling Rig for Sale Drilling Machine Used Widely

• Condition: New
• Drill Hole Diameter: 250-300mm
• Drill Hole Depth: 70-100m
• Bit Type: Diamond Bit
• Drilling Way: Compound
• Type: Crawler
• Model NO.: SR220C
• Overall Weight(Kg): 74, 000kg
• Overall Height: 21141mm
• Max. Output Torque: 220kn.M
• Max. Pile Depth(Friction Kelly/Inter-Loc: 66/52m
• Power(W): 261kw
• Transport Package: N/P
• Specification: ISO9001
• Origin: China
• HS Code: 8430411900
• Production Capacity: 30 Sets/Month

Product Description

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Crawler Rotary Drilling Rig SR220C
 
Feasures
1.Operating weight 74000kg 
2.Max.drill diameter 2300mm 
3.Max.drill depth:66m
 
5-level anti-vibration technology absorbs drilling vibrational frequency all- directionally to guarantee high stability;   The special lubricating system makes sure that it can work in high-temperature environment. Rotary drive is available in three drilling modes-standard, low speed and big torque or high speed and small torque; spin-off is optional; The removable key of rotary drive and symmetry structure design double its service life;   The main winch has highlights of touch-bottom protection, priority control and fast line speed;   Crowd cylinder has two operation modes---normal lifting and fast lifting to improve push efficiency;   Mast features automatic erecting, lying and vertical adjustment to ensure the accuracy requirements in construction;   Balance control system of the whole machine is available.
Parameters
 

Overall height	21141mm
Operating weight	74,000kg
Max. pile diameter	2300mm
Max. pile depth(friction Kelly/inter-locking Kelly)	66/52m
Max. output torque	220kN.m