YT28 Air-leg Rock Drill

pneumatic rock drill (1)Instruction: The YT28 rock drill is a kind of high efficiency air leg rock drill machinery. It is mainly used for diging into mine laneway and blasting holes in all drilling works. It is indispensably importance machine tool in metallurgy, coal, railway, traffic, water conservancy construction and national defence stone project. It is suitable for drilling and blasting under various of rocks at any direction angles. Blast hole dia is 34-42mm,drill hole depth is 5 m This machine may match with Model FT160BD short air leg or Model FT160BC long air leg. This machine has transparent surface of FY200B oil reservoir, easy to observe the oil lever, adjust oil quantity, ensure the well lubricated. (2)Specification: Weight ≈ 26 kg Length 661mm Cylinder dia 80mm Piston stroke 60mm Air pressure 0.4- 0.63MPa Impact frequencey ≥ 37 Hz Air consumption ≤81L/S Air pipe (inner dia ) 25mm Water pipe (inner dia ) 13mm Drill bit dia 34-42mm Shank dimensions(hex×length) 22×108±1mm/ 25×108±1mm The function specification that Air pressure is 0.63Mpa FT160BD Air leg(short) Length 1400mm Push stroke 965mm Cylinder dia. 65mm Weight ≈ 14.4 kg FT160 Air leg(long) Length 1800mm Push stroke 1365mm Cylinder dia. 65mm Weight ≈ 16.9 kg FY200B oil reservoir Oil capacity 200ml (3)pneumatic rock drill Photo: rock drill rock drill