Product IntroductionThe pneumatic percussion rock drill machine is mainly used for digging into mine laneway and blasting holes in all drilling works. It is a kind of high efficiency,indispensable,important machine tool in quarries, metallurgy, coal, railway, traffic and dog water conservancy construction. It is suitable for making downward,horizontal and inclined blast holes. The hardness of rock is f8 to f18.Main CharacteristicsReasonable design;Light weight;Convenient operation;High efficiency;Fast drilling velocity;Low consumption;Long life parts etc.Technical ParametersWeight 26kg Overall length 650*534*125 Dia.of cylinder 70mm Stroke 70mm Rock drill frequency ≥23HZ Idling rotational speed ≥200r/min Inner Dia.of air pipe 19mm Inner Dia.Of the water pipe 13mm Strike power ≥30J Working water pressure 0.3-0.35Mpa Checking tail size 22*108mm Air consume of rock drill ≤47L/S Noise ≤124(db) Dia.of rock drill hole 34-42mm Depth of rock drill hole 5mm
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