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.
Brief:The overall structure of the barrel drill is relatively simple compared to other drill tools, but some details and design will have a direct impact on the drilling efficiency.
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 overall structure of the barrel drill is relatively simple compared to other drill tools, but some details and design will have a direct impact on the drilling efficiency.
Brief:Roller bits inserted with hardness carbide are widely used on foundation borehole drilling, the hard rock which over 80Mpa.High quality roller cone bits will be provided with rubber sealed system, which has a high elasticity and good mechanical strength in high temperature condition. Roller bits is a not a bad choose for contractor to help on improving the piling efficiency on hard formation.