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Jiangmen Baorui Mechanical Engineering Co.,Ltd was founded on Nov., 2016, we’re not only specialized in design,manufacturing,exporting of rotary drilling tools, kelly bar,casing,hydraulic grab head but also a solution provider for construction piling project.
With years of experience in production core series barrel, Jiangmen Baorui Mechanical Engineering Co.,Ltd can supply a wide range of core series barrel. core series barrel can meet many applications, if you need, please get our online timely service about core series barrel. In addition to the product list below, you can also customize your own unique core series barrel according to your specific needs.
Brief:In many foundation piling projects,users feedback the wear and tear of the outside bits was bigger than that of inside.Users doubt is this the quality issue of roller bits.What is the truth,let’s see below the analysis.
Brief:Core barrel with bullet teeth is one of the most common rotary drilling tools in deep foundation bored hole piling. The working principle of the rock core barrel is to release the rock through ring cutting. Confining pressure, so as to achieve the purpose of crushing and coring.