Product Description

The rock drill is a kind of high efficiency air leg rock drill machine.It is widely used for blasting holes and other drilling projects in a quarries, railway construction, water conservancy construction and defence project facility. It is suitable for drill level or gradient holes in medium hard or hard rock(f=8-18).The drilling depth can be five-eight meters. It can be matched with the FT140BD short air-leg or FT140B long air-leg to use in the basis of the width of rock.Also it can be fixed on drilling-vehicle or drilling-shelf. To ensure the well lubricating.This rock drill may match FY200B oil reservior . SpecificationWeight ˜ 24 kg Length 678mm Cylinder dia 70mm Piston stroke 70mm Air pressure 0.4—0.63MPa Impact frequencey = 31Hz Air consumption =66.7 L/S Air pipe (inner dia) 19mm Water pipe (inner dia) 13mm Shank head dia 34-42mm Shank dimensions(hex×length) 22×108 mm±1mm FT140B Air-leg: Length of air-leg 1687mm Pushstroke 1250mm Cylinderdia 60mm

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