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    Down the hole drill series
    KQD120B electirc down the hole drill
    KQD120B down the hold drill
     
    High efficiency and energy saving of the electric down the hold drill
     
    Turn to motor as the power, economy and high efficiency, energy saving. 
    Using straight teeth drive reducer,large rotary torque, high drilling efficiency.
     
    Novel overload protection, stability and reliability of the operation of the rig. 

     
    KQD120B down the hold drill basic parameter 
    Drilling diameter（mm） 
     80-120 
    Drilling depth（m） 
     ≥20 
    Roting speed（rpm） 
     0-78 
    Working pressure（MPa） 
     0.7~1.0 
    Drill specifications（mm） 
     60x1000 
    Capacity（m^3/min）  
     ≥9 
    Lifting power（N） 
    9600 
    Notes  
     electromotor（5.5kW） 
    CVF-13/7  piston air compressor
    ☆Working pressure: 0.7MPa
    ☆Capacity: 13m3/min
    ☆Motive diesel:  YC6108ZG 108kW
    Commins6BT5.9-C118
    >>Click to view data for details