Wider engineering scope Zoomlion ZR220 Rotary Drilling Rig

Strong rock penetration ability

High torque (220-240kN · m)+180kN compression, strong adaptability to hard rock and gravel layers
Good rigidity of mast, pressure stroke of 5.3m, stable construction of deep hole and long drill pipe

High construction efficiency

High flow main pump, multi speed power head, dual high efficiency of drilling and soil throwing
Main winch with a lifting capacity of 20 tons, fast rod replacement and drilling lifting
Optional dual speed power head, higher soil throwing speed

stable and reliable

Heavy duty tracked chassis, large triangular amplitude, strong resistance to torsion and shaking, Zoomlion Heavy Industry Science and Technology Co., Ltd
Key components: Caterpillar/Cummins engine, Rexroth hydraulic, imported sealed Zoomlion
V22 electronic control platform: 22 safety monitoring, fault diagnosis, and anti misoperation measures

Intelligent and operation friendly

Verticality automatic adjustment, hole depth automatic detection, rotary positioning, Zoomlion Heavy Industry Science and Technology Co., Ltd
Remote monitoring and data uploading are available, making device management more convenient
Large maintenance space, easy replacement of filter elements, and low maintenance costs