ZM12 coal quality drilling, zm12 coal drill 
 ZM12 coal drill, zm12 coal drill scope: 
 ZM12 coal drill, zm12 drilling for coal with methane and coal dust mixtures such as coal mine gas, mining and excavation work in the face of hard coal and soft layers in the drilling and use. ZM12 coal drill, zm12 coal mine explosion-proof structure with drilling and water injection device. 
 Two, ZM12 coal drill, zm12 coal drill models meaning 
 ZM 12 (15) 
 Product Category Code: Drill the first features of the code: the main parameters of coal drilling 
 Third, the technical parameters of coal drilling 
 Basic parameters Model Unit 
 ZM12 ZMS12 ZM15 ZMS15 ZM18 
 Spindle speed r / min 520 520 520 520 520 
 Spindle torque NM 22 22 25 25 28 
 Drilling diameter mm Φ38-45 Φ38-45 Φ38-45 Φ38-45 Φ38-45 
 Rated Power kw 1.2 1.2 1.5 1.5 1.8 
 Rated voltage V 127 127 127 127 127 
 Rated current A 9 9 10.5 10.5 10.6 
 Motor efficiency% 7676767676 
 Rated Frequency HZ 50 50 50 50 50 
 Motor rated speed r / min 2840 2840 2840 2840 2840 
 Motor Phase N 3 3 3 3 3 
 Working time S 2-30min (half-hour intermittent work) 
 Net weight kg 15.5 15.5 16 16 16.5 
 Contact: Pu Guifen TEL: 13153110059 Q: 2289416993 E-mail: shandonglumeigk@163.com Ali Want Account: sdlumei2011