News

  • Several End Face Forms Of DTH Hammer

    19-06-2020

    At present, there are four main types of endface designs for high-pressure DTH hammer: endface convex type, endface flat type, endface concave type and endface deep concave center type. 1、Convex end f...

  • A Brief Introduction To Threaded Drill Pipes

    11-06-2020

      The threaded drill pipe is used to connect the drilling rig surface equipment to the grinding equipment or bottom holes device at the bottom of the well. of internal and external pressure, twisting,...

  • Precautions For The Use Of DTH Hammer

    05-06-2020

      In addition to the correct choice of carbide grade, the efficiency of the submersible impactor is influenced by several factors, the main one being that the DTH hammer can be seen with careful obser...

  • Factors Affecting The Use Of Top Hammer Drilling Tools

    05-06-2020

      Although the threaded drilling tool is designed to be used in a variety of drilling conditions, the following factors have a significant impact on the proper operation of the tool.   1. Drilling flu...

  • Drilling tool manufacturers talk about the advantages of the drilling tool industry

    04-08-2016

    In the existing underground mine reconstruction and expansion projects in China, the degree of mechanized construction will be further increased, and the use of DTH rigs in open-pit mines and large-sc...