• Model NO.：kr285c
• Torque：285 Kn.M
• Max. Diameter：2000,2300 mm
• Max. Drilling Depth：57m(Lock), 88 M(Friction Kelly Bar)
• Max. Crowd Pressure：220kn
• Max. Crowd Pull：220 Kn
• Main Winch Line Pull：320 Kn
• Operating Height：23815 mm
• Operating Width：4300mm
• Transport Package：Bulk Pack
• Specification：85 t
• Trademark：tysim
• Origin：Jiangsu, China
• HS Code：8430412900
• Production Capacity：30pieces,Month

Basic Info.

Model NO. kr285c Torque 285 Kn.M Max. Diameter 2000/2300 mm Max. Drilling Depth 57m(Lock)/ 88 M(Friction Kelly Bar) Max. Crowd Pressure 220kn Max. Crowd Pull 220 Kn Main Winch Line Pull 320 Kn Operating Height 23815 mm Operating Width 4300mm Transport Package Bulk Pack Specification 85 t Trademark tysim Origin Jiangsu, China HS Code 8430412900 Production Capacity 30pieces/Month

Product Description

Technical Specification

Type	KR285C
Torque	285KN.m
Max. diameter	2000/2300 mm
Max. drilling depth	57 m(Lock)/ 88 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	80m/min
Auxiliary winch line pull	110 kN
Auxiliary winch line speed	75m/min
Stroke(crowd system)	6000mm
Mast inclination(lateral)	±5°
Mast inclination(forward)	5°
Max. operating pressure	34.3 MPa
Pilot pressure	3.9 MPa
Travel speed	1.5km/h
Traction force	510 kN
Operating height	23815 mm
Operating width	4300mm
Transport height	3550 mm
Transport width	3000 mm
Transport length	17725mm
Overall weight	85 t

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 an 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.