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Excavator
    OVERALL SIZEUNITFM321
    Total lengthmm9593 
    Overall widthmm2790 
    total height(boom top)mm3190 
    Overall height(top of cab)mm3120 
    counterweight ground clearancemm1048 
    Minimum ground clearancemm468 
    Tail turning radiusmm2855 
    Track groundinglengthmm3445 
    Track lengthmm4260 
    Rail guagemm2180 
    Track widthmm2780 
    Track shoe widthmm600 
    Turntable widthmm2700 
    Arm lengthmm2900 
    Boom lengthmm5700 
    Maximum excavation heightmm9292 
    Maximum unloading heightmm6580 
    Maximum excavation depthmm6548 
    Maximum vertical wall excavation depthmm5206 
    Maximum excavation distance of 2.5m horizontal surfacemm6413 
    Maximum excavation distancemm9898 
    Maximum excavation distance on the groundmm9714 
    Minimum turning radiusmm3800 
    Maximum height at minimum turning radiusmm7660 
    Distance from the center of rotation to the rearendmm2855 
    Track tooth thicknessmm26 
    Counterweight heightmm2318 
    Grounding length (during transportation)mm5060 


    The FMAN FM321 hydraulic excavator is a 21.5 ton large excavator designed for heavy-duty applications and high-intensity construction needs. It is widely applicable to various complex construction scenarios, including foundation engineering, earthmoving, road construction, and mining operations. With a working weight of 21,500 kg, the machine features a robust structure and excellent operational stability, maintaining reliable performance under continuous high-load conditions.

    The FM321 comes standard with a large-capacity 0.9m³ bucket, ensuring high efficiency in single-pass operations and effectively improving overall construction progress. The power system utilizes the mature and reliable CUMMINS 6BTAAB5.9 engine, providing ample power output and stable operation to meet the demands of heavy-duty excavation and long-term continuous operation.

    Its outstanding digging capabilities give the FM321 a significant advantage in deep foundation excavation, large-scale earthmoving, and loading operations. With a maximum digging depth of 6548mm and a maximum digging height of 9292mm, it offers a wide working range and strong adaptability. Furthermore, the FM321 can be equipped with various attachments such as hydraulic breakers, log grapples, and augers to suit different construction needs, significantly expanding its application scenarios.