The first choice for high-quality tunnel drilling rigs is Yonghongyun, which is reasonably priced, durable and labor-saving. The manufacturer directly sells mining tunnel drilling rigs, mud pumps, and geological water source drilling rigs. Tunnel drilling rigs for coal mines, tunnel drilling rig manufacturers, telephone numbers of coal mine tunnel drilling rig manufacturers, and drilling rig instructions. It adopts mechanical transmission, has simple structure, small size, light weight, convenient operation and reliable performance. It is equipped with hydraulic chuck and hydraulic feed cylinder. Main uses: It is mainly used for water exploration, coal exploration, gas drainage, dustproof water injection and other drilling purposes at various angles inside the mine. It can also be used for drilling holes for ground geological exploration, building foundation reinforcement and other purposes. Technical parameters
Vertical shaft rated output torque (˙)
Using drill pipe
Drilling depth
Drilling diameter
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Vertical shaft diameter
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Vertical shaft revolutions< br/>
Vertical shaft travel< br/>
Rated lifting Force
(time)
(time)
(time)
(hour)
Rated propulsion force
(hour)
(hour)
(hour)
(hour)
Drilling angle range
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Motor
Model
Quality
ZLJ-350 tunnel drilling rig for coal mines