Buy ZLJ-350 vertical shaft tunnel drilling selected brands selected mining giants ZLJ350 drilling rig Products: mechanical drive, simple structure, small size, light weight, easy operation and reliable performance, equipped with hydraulic chuck and hydraulic feed cylinder. ZLJ350 vertical frame column rig main purposes: exploration of water is mainly used for a variety of angles inside the mine, the exploration of coal, gas drainage, drilling and other uses of water and dust. Can be used for ground geological exploration, drilling Foundation Reinforcement and other purposes. ZLJ-350 coal mine tunnel drilling technical parameters: Technical parameters ZLJ-350 vertical rated output torque (N˙m) 350 using a drill (mm) φ33.5 / 42 φ33.5 drill hole depth (m) 200 / 150 φ42 drill (m) 150 drill hole diameter (mm) φ89 final hole ?? ?????? (mm) ≥φ50 vertical shaft diameter × φ44 vertical revolutions (rp / m) 120/214/375 vertical stroke (mm) 400 Rated pull force (kN) 12 (7MPa) Rated driving force (kN) 9 (7MPa time) drilling angle range (.) 0 ~ 3600 winch lifting capacity (kN) 8.7 / 4.74 / 2.69 The first layer of single rope winch lifting speed (m / s) 0.25 / 0.45 / 0.79 drum rope capacity (m) 30 using a rope diameter (mm) φ11 spring chuck working pressure (MPa) 6 spring chuck maximum clamping force (kN) 30 using a pump model YBC-12/125 pump rated pressure (MPa) 12.5 pump rated flow (L / min) 12 Motor model YBK2-132S-4 Power (kW) 5.5 speed (r / min) 1400 Rated voltage ( V) 380/660 Rated current (A) 11.6 / 6.7 mass (kg) 500 Dimensions (mm) 1250 × 640 × 1265 Masters Jining Mining Machinery Co., Ltd. production ZLJ vertical frame column drilling rig main models ZLJ200, ZLJ250 not with a winch, ZDY250, ZLJ350, ZLJ400 without winch, ZLJ400, ZLJ650 without winch, ZLJ650, ZLJ700 so on. Jining, Shandong Mining Machinery Co., Ltd. Company Website masters: www.sdjujiang.cn Alibaba: http: //sdjujiang.1688.com Ali Want: jujianggk business manager: Zhang Jie (LF) Mobile: 15092666325 landline: 0537-3860909 QQ : 1982298222