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down the hole drill, 1.ISO:9001-2000, 2.high efficient and good performance, 3.energy saving and low cost - details see: https://www.machineto.com/best-efficient-borehole-drilling-machine-price-10313270

Best efficient borehole drilling machine price

Application

It is widely used in small and medium-sized mines, defense engineering, water conservancy, road construction, blast hole drilling operations in rock engineering, which is ideal machine to achieve hierarchical extraction and medium deep-hole blasting.

Features

1.The structure is simple, convenient to move.
2.Operation part focused, and convenient operation.

3.The power of promotion, rotary and impact is the compressed air.

4.The unique double muffler attenuation, good effect, reduce the pollution of environment.

Model:YQD100
hole diameter	65-150mm
rock types	Hard, hard rock in F = 8-16
hole depth	30 meters down ,parallel 40 meters
Drill rotating speed:	90 r/min.
Gas	6 cubic/min
water consumption	8-12 / points
Cylinder diameter	140 mm
Maximum propulsion	Y112M-4
Type	4 kw
Electric pressure	380 v
Main shaft revolution	1440 r/min
Overall dimensions
height	470mm
wide	1830mm,2830mm
Weight	150kg,195kg
Drill stem
Drill pipe diameter:50mm	Bore:39mm
Drill pipe weight:6.8kg	run of steel:1025mm
Drilling stents
stent diameter :	45 mm and 65 mm
stents lift range:	(2000-2500mm) and (2500-2980 - mm)
Pillar weight	65 kg and 85 kg

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