2500 Mm Truck Mounted Drilling Rig Water Well Borehole Drilling Machine KR300D

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Technical specification of KR300D rotary drilling rig
Torque	320 kN.m
Max. diameter	2000 mm
Max. drilling depth	54 m(Lock)/ 83 m(Friction kelly bar)
Speed of rotation	7~23 rpm
Max. crowd pressure	220 kN
Max. crowd pull	220 kN
Main winch line pull	320 kN
Main winch line speed	73m/min
Auxiliary winch line pull	110 kN
Auxiliary winch line speed	70m/min
Stroke(crowd system)	6000mm
Mast inclination(lateral)	±5°
Mast inclination(forward)	5°
Max. operating pressure	34.3 MPa
Pilot pressure	4 MPa
Travel speed	3.2 km/h
Traction force	560 kN
Operating height	22905 mm
Operating width	4300mm
Transport height	3660 mm
Transport width	3000 mm
Transport length	16525 mm
Overall weight	90 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 1 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.