=== Base Info ===
=== Description ===
KR50A
Excavator Size | 8t-13t | 14t-16t | 20t-23t | 24t+ |
Max. torque | 32-42 kN.m | 50 kN.m | 50 kN.m | 50 kN.m |
Max. drilling diamete | 1200 mm | 1200 mm | 1200 mm | 1200 mm |
Max. drilling depth | 12 m | 16 m | 20 m | 24 m |
Max. cylinder thrust | 70 kN | 70 kN | 75 kN | 75 kN |
Max. cylinder trip | 600/900 mm | 1100 mm | 1100 mm | 1100 mm |
Main winch pull force | 45 kN | 65 kN | 65 kN | 65 kN |
Main winch speed | 30 m/min | 48 m/min | 48 m/min | 48 m/min |
Mast inclination(Lateral) | ±6° | ±6° | ±6° | ±6° |
Mast inclination(Forward) | -30°~+60° | -30°~ +90° | -30°~ +90° | -30°~ +90° |
Working speed | 7-40rpm | 7-40rpm | 7-40rpm | 7-40rpm |
Min. radius of gyration | 2750mm | 2800mm | 2950mm | 5360mm |
Max. pilot pressure | 31.5Mpa | 31.5Mpa | 31.5Mpa | 31.5Mpa |
Operating height | 7181mm | 8868mm | 9926mm | 11421mm |
Operating width | 2300mm | 2600mm | 2800mm | 3300mm |
Transport height | 3014mm | 2731mm | 3150mm | 3311mm |
Transport width | 2300mm | 2600mm | 2800mm | 3300mm |
Transport length | 7157mm | 10390mm | 11492mm | 12825mm |
Transport weight | 5.4t | 6.1t | 6.5t | 7t |
Remark | Restructuring big arm | Restructuring big arm | Restructuring big arm | Original arm |
construction photos
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 7 counstries, such as Russia, Australia, Thailand, Zambia and others.
4. Competitive price.
FAQQ1: What is the Warranty of the Rotary Drilling Rig?The warranty period for new machine is an year or 1000 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.