Large-section tunnel excavation rock drilling jumbo and matching rock drilling tools
2020-05-14
Tunnel drilling jumbo is a rock drilling equipment for tunnel excavation and drilling operations. Its main functions include drilling blasting holes (blast holes), anchor holes, cut holes, installation of explosives, anchor rods, air duct operations, pipe shed construction operations, etc.
Underground roadway driving rock drilling jumbo and supporting rock drilling tools
2020-05-09
The underground roadway excavation drilling jumbo is a rock drilling equipment for underground roadway excavation and mining drilling operations. Its main functions include drilling blasting holes (blast holes), anchor holes, cut holes, etc. The tunnel boring jumbo generally has 1-2 rock drilling boom, each rock drilling boom is equipped with a hydraulic rock drill, the drilling depth is 2-4 meters.
Underground medium-deep hole mining drilling jumbo and matching drilling tools
2020-04-29
Downhole medium-deep hole mining drilling rig refers to a hydraulic rock drill on the top of the drill boom, using impact rotary rock drilling underground drilling equipment. The underground medium-deep hole mining drilling jumbo is mainly used for drilling hard or medium-hard rock. The hole diameter is generally 51-127mm, and the drilling depth is generally 20-54mm.
Exposed ceiling hammer-type rock drilling rig and matching drilling tools
2020-04-24
Open-air hydraulic top hammer rock drilling rig refers to the open-air drilling equipment equipped with hydraulic rock drilling machine on the top of the drill pipe, which uses nail hammer to impact rotary rock drilling, referred to as open-air top hammer drilling rig.
Market Situation of China Shield Machine Drilling Tools
2020-04-15
At present, there are more than ten domestic enterprises producing various types of shield machine tools, mainly distributed in Shandong, Henan, Jiangsu, Hubei, Hebei, Liaoning and other regions.
Market Situation of China Mine Cone Bits for Patio Bits
2020-04-08
At present, China's domestic production of several mining cone enterprises are mainly concentrated in Jiangsu, Jiangxi, Liaoning, Henan, Hubei, Sichuan and other regions. On the market, roller cone bits are mainly products with diameters of 250mm and 310mm.
Pay attention to lotus mountain drilling tools:
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