QJ15

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The rock drill has hand-hold and air-leg functions and has characteristic of low weight, reasonable structure, handy use and little air consumption. It is mainly used in small mines、small water conservancy、prospecting and mining、highway traffic and defence project facility. It is also suitable for drilling and blasting under various kind of rocks. When it is used to hand hold, it can blast hole downward. When it is matched with Model FT80 air leg ,it can drill blast hole at any direction angles. During drilling ,when it match with drill、drill bit and other drill tools, drill bit diameter is 32-38mm,blast hole depth is ≤4m. Weight 15 kg Length 550 mm Cylinder dia 58mm Piston stroke 45mm Air pipe (inner dia) 19 mm Water pipe (inner dia) 8 mm Shank dimensions(hex×length) 22 x 108mm Air pressure 0.35-0.55MPa Water pressure 0.2MPa Impact frequency (at0.4MPa) 1900/min Impact energy (at0.4MPa) 22n.m Torque (at0.4MPa) 900n.cm Air consumption (at0.4MPa) 1.3 m3/min Dustproof centre water-injection

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shen long rock drill factory

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