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中联重科ZR420A型旋挖钻机秉承中联重科ZR系列旋挖钻机经济、高效、可靠和智能的设计理念,采用先进成熟的液压系统、国际知名品牌的动力传动及控制元器件和中联多项专利技术,具有作业范围广、施工效率高、动力强劲、性能稳定、可靠性高、安装简便等特点,是目前基础工程理想的施工设备。ZR420A型旋挖钻机经过中联重科多年成熟设计与制造,可广泛应用于轨道交通、路桥建设、能源施工以及工民建等基础施工项目。
Zoomlion ZR420A Rotary Drilling Rig With adhering to the economic, efficient, reliable and intelligent design concept of ZR series rotary drilling rigs of Zoomlion ZR420A, the advanced and mature hydraulic system, the power transmission and control components of international famous brands and the joint venture A number of patented technologies, with a wide range of operations, the construction of high efficiency, strong power, stable performance, high reliability, easy installation, etc., is the ideal foundation for the current construction equipment. ZR420A rotary drilling rig has been designed and manufactured by Zoomlion for many years and can be widely used in such basic construction projects as rail transit, road and bridge construction, energy construction and civil construction.