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KQD120/KQD120B electric DTH drill

  • KQD120
  • KQD120B

Energy-efficient electric down the hole drilling rig

Use electric motor to rotate,

KQD120 main technical parameter

Hole diameter(mm)              80-100
Hole depth(m)                        ≥20
Rotating speed(rpm)            0-62
Working pressure(MPa)       0.5~0.7
Rod(mm)                                60*1000
Air consumption(m^3/min) ≥9  
Lifting speed (N)                   9600
Power of motor                     (5.5KW)

Energy-efficient electric down the hole drilling rig

Use electric motor to rotate,


KQD120B main technical parameter

Hole diameter(mm)              80-100
Hole depth(m)                        ≥20
Rotating speed(rpm)            0-78
Working pressure(MPa)       0.5~0.7
Rod(mm)                                60*1000
Air consumption(m^3/min) ≥9  
Lifting speed (N)                   9600
Power of motor                     (4KW)

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