Shandong Master Machinery Group Co,. Ltd.

KHYD75 Hard Rock Drilling Rig For Coal Mine

1.The brief introductions of KHYD75 rock drilling rigKHYD75 is a rock electric drill rig for coal mines. It is a tool for drilling rock burst holes. It is used in the operation of mine roadway driving, road construction, water conservancy construction, metallurgical mining and stone square engineering, and can also drill water hole, water probe hole and gas hole in coal seam.?Drilling rigs can be combined with drilling stand, and can be horizontally forward or inclined upward and downward.?In order to prolong the service life of the drill bit and improve the working conditions of the operator, it can be used for mixing the drill hole water to discharge the powder or also using the spiral vane drill pipe to drill and dry powder discharge.?In drilling operations, we only need to operate the handwheeland can advance and retreat automatically.2.The specifications of KHYD75 rock drilling rigModelUnitKHYD75Rated output power of electric motorkw3Rated voltage of electric motorv380/660Rated frequency of electric motorhz50Rated current of electric motora6.8/3.9Motor rotating speedr/min1420working modecontinuityDrilling speedmm/min320Maximum axial thrust n10000Borehole diametermm42(rock)42-80(coal seam)Hardness rangeprotodikonov`s scale of hardnessf<10Maximum drilling depthm10(rock)30-80(coal seam)Weight of drilling rig (excluding runways, drill pipes, drills)kg75Dimension (length*width*height)mm720*376*436Shandong Master Machinery Group Co.,Ltd.

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