KHYD80 rock drill, 4KW exploration diamond 
 Rocks drill KHYD75 exploration diamond, 4KW 3KW rock drill, the 4KW rock drill, mine the rock drill, the 5.5KW rock drill, exploring water drilling rig, bracket-style rock drill, chain-type rock drill, electric rock drilling rigs, mining rock drill, hand-held type of rock drill 
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 Rock blasting of the rock drill. A tool for coal mine roadway excavation, mine roadway excavation, mining, water conservancy construction, road construction and stonework project operations, the model rock drill has a mine explosion-proof structure, it is safe to use mine methane and coal seam explosion hazard. Reasonable structure, easy to move, easy to operate, safe and reliable. Power tools in hard and rock drilling borehole KHYD50 exploration diamond rotary cutting mechanism and automatic feed mechanism is??? KHYD80 coal mine rock drill the 4KW rock drill technical parameters??? Rated power Kw reducer spindle rated speed r / min 240??? Rated voltage V 380/660 spindle rated torque Nm greater than 86??? Rated frequency Hz 50 hole diameter (mm) Φ32-Φ50 (rock)??? Φ55-Φ90 (coal seam)??? rated current A 8.4/4.9 drilling depth m 80m (the coal bed)??? Rated speed r / min 1430 Host Dimension (L × W × H) mm 650 × 365 × 395??? 720 * 378 * 436??? motor phase number 3??? rig weight (not including the runway, drill pipe drill frame) kg, 80??? rated duty continuous S1 is??? Insulation class F 
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