Underground Core Rig

Dfu-M56-2 Underground geophysical mining core drilling equipment Usage: DFU-M56-2 geophysical equipment is widely used for underground mining exploration, railway building, underground core sample drilling, and other underground projects.Technical parameter: Drilling depthDrilling hole diameterDrilling pipe diameterDrilling pipe material550m36mmØ33mmAluminum250m36mmØ32mmSteel400m46mmØ43mmAluminum210m46mmØ42mmSteel270m56mmØ53mmAluminum175m56mmØ50mmSteel Features:1)Oil pump

Max. drilling depth 300m underground coal drilling rigProduct Specifications of DFU-300 Drilling Rig:DFU-300 hydraulic underground drill rig is mainly applied in the fields of coal, geology, metallurgy and engineering. It is used for drilling large dia. gas suction hole in mines, gallery as well as coal mine, water injection hole, and big dia. horizontal hole. It can meet the big dia. roller drilling, hard tungsten-carbide drilling and percussive-rotary drilling. Features1.

I. General IntroductionZXU~300 Tunnel Boring Machine is mainly applied in the fields of coal, geology, metallurgy and engineering. It is used for drilling large dia. Gas suction hole in mines, gallery as well as coal mine, water injection hole, and big dia. horizontal hole. It meets the big dia. roller drilling, hard tungsten-carbide drilling and percussive-rotary drilling.II. Main Features1. It is separate in structure, small in size, light in weight,flexible in movement and