[ZDY1250 full hydraulic drilling rig superior quality won praise] Dear friends, I'm glad you see us through the network. I hope that through the following description allows you to learn more about ZDY1250 drilling rig, I believe my presence can save procurement costs for you. To purchase please call ①⑤ zero ⑨②⑥⑥ ⑥③②⑤. Model Description ?? ZDY-1250 type hydraulic coal mine tunnel drilling: Z represents rig; D represents driving head; Y represents driven by a hydraulic; 1250 represents the maximum output torque of 1250N · m. Scope ?? ZDY1250 tunnel drilling rig is mainly used for coal mine gas extraction (row) to put hole, grouting fire hole, coal water holes, anti-conflict relief hole, holes, and other engineering geological exploration drilling. Within the azimuth and inclination range any drilling rig can be specified in the basic parameters of the table. ZDY-1250 drilling rig technical parameters Item Unit ZDY-1250-type maximum drilling depth m 200 mm 87/115 final hole diameter hole diameter mm 50 mm 65/75 drill diameter borehole inclination ° -90 ~ + 90 Rated output speed r / min 80/170 nominal rated power output torque Nm 1250/600 V 380/660 kW 22 Rated voltage Rated current A 42.5 / 24.5 feeding force pull force kN 60 kN 45 kN 4 × 45 anchoring force normal feed rate m / min 0 ~ 1.5 feed stroke mm 850 coal and rock solid adaptation coefficient f≤10 noise dB (A) ≤92 Host Dimension (L × W × H) mm 2240 × 1000 × 1478 Weight (excluding drilling pole) Kg about ZDY drilling rig main models 1820 Jining Mining Machinery Co., Ltd. giants have ZDY650, ZDY750, ZDY1250, ZDY2300, ZDY1200S, ZDY1600S, ZDY1900S, ZDY3200S, ZDY4000S so on.