KQD145B down the hold drill basic parameter
Drilling diameter(mm)
90-130
Drilling depth(m)
≥50
Roting speed(rpm)
0-60
Working pressure(MPa)
0.7~1.4
Drill specifications(mm)
76x1000
Capacity(m^3/min)
≥12
Lifting power(N)
12000
Notes
electromotor(7.5kW)
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