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    Down the hole drill series
    KQY90 pneumatic hydraulic down the hold drill
    KQY90 down the hold drill
    ●Domestic initiative of gas-liquid linkage DTH drilling rig
    To use hydraulic design technology innovation in light of DTH rig, high efficiency and energy saving, domestic initiative.
    Hydraulic motor drive, and large rotary torque, not easy card brazing.
    Unique drilling frame lock structure, to ensure hole angle accurate, consistent.
    Chic counter weight device, make the drill work stable and reliable, does not shift.
    Operating mechanism, concentrated, convenient and quick operation.

    KQY90 down the hold drill basic parameter
    Drilling diameter（mm）
     80-100 
    Drilling depth（m）
     ≥20 
    Roting speed（rpm）
    0-75 
    Working pressure（MPa）
     0.5~0.7 
    Drill specifications（mm） 
    60x1000 
    Capacity（m^3/min）
     ≥7 
    Lifting power（N） 
     15000 
    Engine Model 
     S1100 
    Machine Power (kW)
    12.13 
    Notes       pneumatic hydraulic 
    KQD70 
     
    CVF-7/7piston air compressor
    ☆Working pressure:0.7MPa
    ☆Capacity:7m3/min
    ☆Motor Power ranger:40kW
    >>Click to view data for details 

     
    CVFY-9/7piston air compressor
    ☆Working pressure:0.7MPa
    ☆Capacity:9m3/min
    ☆Motor Power ranger:55kW
    >>Click to view data for details