ZDY－650 Coal mine hydraulic tunnel drilling rig

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Brief Introduction 1. Drilling ability 2.fast speed 3.good quality Detail Introduction Coal mine hydraulic tunnel drilling rig 1. The drilling machine is mainly used in the coal mine drilling hole grouting fire extinguishing gas suction (row) of coal seam injection hole outburst prevention pressure relief hole hole hole and other engineering geological exploration 2. In the rig is equipped with a high pressure water generator and selects the high pressure sealing pipe for low permeability coal seam can be slotted, so as to improve the efficiency of gas drainage and shorten the extraction time Technical parameters project unit ZDY－650 ZDY－750 ZDY－1250 ZDY－2300 drilling depth m 150 150 200 300 Open hole caliber mm 65,85,115 65,85,115 85、115 94、115、133 End hole caliber mm 65,75 65,75 65、75 94 Drill specifications mm 42.50 42.50 50 63 Drilling angle º 0~90 0~90 0~90 0~90 azimuthal angle of hole º 0~360 0~360 0~360 0~360 Feeding stroke mm 850 850 850 850 Electromotor model YBK2-160L-4 YBK2-180M-4 YBK2-180L-4 YBK2-225S-4 Motor power kW 15 18.5 22 37 motor voltage V 380/660 380/660 380/660 380/660 Machine weight Kg 1200 1400 1600 2200

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jining hengwang mining machinery co.ltd

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