Drill hole with YT27 air leg rock drill, produce high quality YT27 rock drill 
 Production of high quality rock drill YT27, YT27 rock drill used in connection comprising a head end connected with the impact drill and drill rod piston, YT27 air leg rock drill impact drill set on the end of the chute system fixed by the ball. Rock drill YT27, YT27 air leg rock drill, YT27 pneumatic drills, YT27 air leg rock drill. 
 YT27 air leg rock drill is a kind of impact drill tail pneumatic rock drill, by shock displacement freely. YT27 rock drill impact drill with the drill rod tail cone with the use of Mohs, YT27 rock drill to increase the size of the force, good impact resistance, but also need to overcome the original Rod collar plate processing complex process. YT27 rock drill, YT27 air leg rock drill, YT27 pneumatic drills, YT27 air leg rock drill drill tail and piston using spline shaft connected to rotate position, and piston end and solder the end of the Ministry of the relative piston shock Shank large contact surface, by impact well drilling company specializing in the production equipment, production of drilling equipment models: 
 YT27 Air-leg rock drill best suited to large-scale mining and tunnel drilling operations, suitable for medium hard or hard (f = 8-18) on a wet rock drill down and tilt perforated. YT27 Air-leg rock drill hole to the diameter 34-45 mm, effective drilling depth of up to 5 meters. Function with a purging hole strong torque characteristics of solder turn, is superior to similar products. In addition to having the advantages of YT23 rig also uses gas control valve flange and other functions. 
 YT27 Air-leg rock drill parameters 
 Weight 27 kilograms (kg) 
 Dimensions (L × W × H) 668 × 248 × 202 millimeters (mm) 
 Bore 80 millimeters (mm) 
 Live event travel 60 mm (mm) 
 Impact energy ≥ 75.5 Joule (J) 
 Rock Shock frequency ≥ 36.7 hertz (Hz) 
 Rock Air consumption ≤ 80 l / s (L / s) 
 Rock Air consumption ≤ 83.3 millimeters (mm) 
 Tube diameter 13 mm (mm) 
 0.2-0.3 mm diameter pipe (mm) 
 Working air pressure 0.63 MPa (MPa) 
 Working pressure of 0.3 MPa (MPa) 
 Suitable bore diameter of 34-45 millimeters (mm) 
 Suitable for the largest hole to depth of 5 meters (m) 
 Shank size (six of side × Length) 22 × 108 millimeter (mm) 
 FY250-type oiler 
 Weight 1.2 kilograms (kg) 
 Storage oil 0.25 liters (L) 
 Air-leg FT160A type FT160B type 
 Weight 17 16 kilograms (kg) 
 Air-leg length: the maximum 30,062,526 millimeter (mm) 
 Minimum 16,681,428 millimeter (mm) 
 Promote the length of the 13,381,098 millimeters (mm) 
 Maximum shaft thrust 2000 2000 Newton (N) 
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