Buy coal mine gas exploration rig exploring water to the great masters of the election ZLJ400 coal mine tunnel drilling rig ZLJ400 coal mine tunnel is mainly used in coal mine explore different angles of water, put the probe gas, dust and water and a variety of engineering geological structure bore hole, the rig using mechanical transmission, hydraulic feed, small size, light weight, convenient operation and maintenance features. Technical parameters ZLJ-400 vertical rated output torque (N˙m) 400 using a drill (mm) φ42 φ33.5 drill hole depth (m) 200 φ42 drill (m) drill hole diameter (mm) φ108 final hole ?? ?????? (mm) ≥φ76 vertical shaft diameter × φ44 vertical revolutions (rp / m) 115/205/360 vertical stroke (mm) 400 Rated pull force (kN) 30 (7MPa time ) Rated driving force (kN) 20 (7MPa time) drilling angle range (.) 0 ~ 3600 winch lifting capacity (kN) 15/8 / 4.5 single rope winch the first layer to enhance the 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) 6.5 spring chuck maximum clamping force (kN) 35 using a pump model YBC-12/125 pump rated pressure (MPa ) 12.5 pump rated flow (L / min) 12 Motor model YBK2-132M-4 Power (kW) 7.5 speed (r / min) 1400 Rated voltage (V) 380/660 Rated current (A) 15.4 / 8.8 weight (kg) 615 Dimensions (mm) 1250 × 640 × 1265 Masters Jining Mining Machinery Co., Ltd. production ZLJ vertical frame column drilling rig main models ZLJ200, ZLJ250 without 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