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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.
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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.
Brief:The core barrel with round shank chisel teeth was widely used for cutting medium weathered hard rock in deep foundation piling works, which could not cut into by the traditional drilling rock bucket .Piling contractors also use core barrel with cross cutting to breaking the core and extracting the rock with welding the wedge plate.
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