KR90A hydraulic drilling rig
KR90A hydraulic drilling rig
Product Description
●The leading overall transport full hydraulic rotary drilling rig, can change transport state into working
state rapidly;
●High-performance hydraulic system and control system in cooperation with Tianjin University CNC
Hydraulic Institute of Technology, which can realize the machine efficient construction and real-time monitor;
●High security, designed in strict accordance with European Union safety standards EN16228. Meet the
requirements of dynamic and static stability.
■Unique structure of folding mast can ensure the overall transportation and reduce the transport size;
■Advanced design of rotary angle displacement output mechanism and central rotary joint output
angular displacement can get higher reliability;
■Innovative drilling bucket depth measurement system can show higher accuracy than the average rig;
■The function of main winch bottoming protection and priority controlling can make the operation easier;
■The reversible use of the driving head’s chain can extend the service life;
■Multi-stage damping technology of the driving head can ensure the whole construction more stable;
■The technology of mast automatic verticality can make the vertical accuracy of the hole higher;
■The innovative design of luminous hot wheel can ensure construction in night more safety;
■The humanized design of chassis back can increase storage space efficiently;
■New design of two-stage operating interface can make it more convenient to operate.
Product Parameters
KR90A | |||
Performance Parameter | Unit | Value | Notes |
Max. torque | kN.m | 90 | |
Max. drilling diameter | mm | 1000/1200 | |
Max. drilling depth | m | 28 | |
Working speed | rpm | 6~30 | |
Max. cylinder pressure | kN | 90 | |
Max. hoist capacity | kN | 120 | |
Main winch pull force | kN | 80 | |
Main winch speed | m/min | 75 | |
Auxiliary winch pull force | kN | 50 | |
Auxiliary winch speed | m/min | 40 | |
Max. cylinder stroke | mm | 3500 | |
Mast side raking | ° | ±3 | |
Mast raking forward | ° | 4 | |
System pressure | mpa | 34.3 | |
Pilot pressure | mpa | 3.9 | |
Max. walking speed | km/h | 2.8 | |
Max. pull force | kN | 122 | |
Operating height | mm | 12705 | |
Operating width | mm | 2690 | |
Transport height | mm | 3465 | |
Transport width | mm | 2690 | |
Transport length | mm | 11385 | |
Total weight | t | 24 |
CONTACT
Add:NO.108-4-1911 HUISHAN AVENUE,HUISHAN ZONE,WUXI CITY, JIANGSU PROVINCE,CHINA
Tel:+86 18921287030
E-mail:apie@apiepiling. com


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