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Type	KR90A
Torque	90 KN.m
Max. diameter	1200 mm
Max. drilling depth	36 m
Speed of rotation	6~30 rpm
Max. crowd pressure	90 kN
Max. crowd pull	120 kN
Main winch line pull	80kN
Main winch line speed	75 m/min
Auxiliary winch line pull	50kN
Auxiliary winch line speed	40 m/min
Stroke(crowd system)	3500 mm
Mast inclination(lateral)	±3°
Mast inclination(forward)	4°
Max. operating pressure	34.3 MPa
Pilot pressure	3.9 MPa
Travel speed	3 km/h
Traction force	122 kN
Operating height	12705 mm
Operating width	2890mm
Transport height	3465 mm
Transport width	2770 mm
Transport length	11385mm
Overall weight	24 t

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Why Choose Us?
1. We are the professional & trustworthy manufacturer of piling machinery in China, best quality & best service.
2. Supply professional customized service to meet all your requirements.
3. Our rotary drilling rigs have been sold to more than 20 counstries, such as Russia, Australia, Thailand, Zambia and others.
4. Competitive price.
FAQ
Q1: What is the Warranty of the Rotary Drilling Rig?
The warranty period for new machine is ONE year or 2000 working hours, whichever comes first will be applied.
Please contact with us for detailed Warranty Regulation.
Q2: What's your service ?
We can offer professional technical support and good after-sale service to you.
Modification methods will be different according to different models and configurations of your owned excavators.
Before modifying, you need to provide configuration, mechanical and hydraulic joints and others.
Before modifying, you need to confirm technical specification.