Description

YT*4 air-leg rock drill is a high-efficiency rock drill machinery. It is widely applied to rock drivage and drilling of blast hole in various rock drill operations and is an important tool in such stonework as mine, railway, transportation and water conservancy construction. YT*4 Rock Drill: Weight = *4kg Length **8mm Diameter of air cylinder *0mm Piston stroke *0mm Operating air pressure 0.**0.*3MPa (**6.*2kgf/cm2) Frequency of impact * ≥*1Hz (≥1, **0 time/min) Air consumption* ≤*6.7L/s (≤4.0m3/min) Inner diameter of air pipe *9mm Inner diameter of water pipe *3mm Diameter of drill bit ****2mm Specification of bit shank *2/**8±1 (hexagonal diagonal/length) * The performance parameters upon an air pressure of 0.*3MPa FT**0B air-leg: Length of air leg 1, **7mm Drilling length 1, **0mm Inner diameter of air cylinder *0mm Weight ≈ *5.6kg FT**0BD air-leg: Length of air leg 1, **0mm Drilling length 1, **0mm Inner diameter of air cylinder *0mm Weight ≈ *3.9kg FY**0B Oil Lubricator: Oil capacity **0ml