The optimized design of DTH drill bits can significantly improve the wear resistance, impact resistance and service life of drill bit.
The application of down-the-hole hammer and casing drilling technology in coalbed methane wells has improved drilling efficiency and reduced production costs.
The optimization of coal mining shearer pick structure has improved coal mining efficiency and also brought considerable economic benefits to the enterprise.
The correct interference fit can improve the rock breaking efficiency and service life of DTH drill bit, and can also avoid common problems such as tooth loss.
Reasonable adjustment of key parameters such as propulsion pressure, impact pressure, and rotation speed can improves the efficiency of rock drill jumbos.
The reasons for the fracture of 20CrNi3 shank adapter are excessively high quenching temperature, unstable residual stress and phase transformation, etc.
The reasons for the collapse of the 23CrNi3Mo steel shank afapter involve many aspects such as materials, process, design and use.
Casing drilling brings higher efficiency, lower cost and better safety to drilling projects through its unique process and design.
The excellent anchoring performance and reliable working condition of expandable rock bolts provide a new solution for surrounding rock control in deep mining.
The operation mode of connecting and unloading rods directly affects the overall work efficiency and the service life of rock drilling tools.
The failure causes of DTH drill bits include end face cracking and alloy tooth breakage, which directly affect the progress of the operation.
DTH hammer improves mechanical drilling speed, reduces drilling costs, and shortens operation cycle. It is an important tool in modern drilling.
Taking various factors into consideration, we can scientifically select the rock drill bit diameter to achieve the best rock drilling effect.
Self-drilling anchor bolts enhance the support effect and reduce construction costs in solving geological disasters such as mountain collapse and landslide.
Split set’s excellent technical performance, simple construction method, and significant economic benefits make it the preferred solution for tunnel supports.
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