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: 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: 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.
Brief: Bits got stuck and partial wear is very common happen in many deep foundation piling cases.We need to find out the correct reason and solve it accordingly to make piling more efficiency.
Brief: Bits got stuck and partial wear is very common happen in many deep foundation piling cases.We need to find out the correct reason and solve it accordingly to make piling more efficiency.