Categories

Hot Products

News

  • BAUMA CHINA,NOVEMBER 27-30,2018 SHANGHAI……
    Aug 29
    2018
  • Rock drilling is a complicated and difficult work, especially high strength rock drilling to cause much difficulty for a constructor, so you must have a high efficient and durable drill digging tools to cooperate with.……
    Aug 29
    2018
  • BAUMA CHINA 2016,SHANGHAI……
    Aug 29
    2018
  • With the development of science and technology and electronic technology, the DTH hammer has also been a great breakthrough, and the different types and structure of the DTH hammer have gradually entered the market.……
    Jun 05
    2018
  • There's a bomb in front of you. It asks you to use a wide range of DTH Drill. Do you know? The dive drill can be used to drill the rock anchor hole, bolt hole……
    Jun 05
    2018
  • After the material is selected, the heat treatment of threaded rod is the key to improving and ensuring the life of the drill rod.……
    Jun 05
    2018
  • The pick of shearer is a popular pick in many picks. It is the first pick for many coal mining enterprises.……
    Jun 05
    2018
  • A new drilling method after diamond drilling and air drilling. It makes good use of the weakness of hard rock brittleness and low shear strength and impact force.……
    Jun 05
    2018
  • Casing drilling is the use of casing instead of drill pipe to drill torque and drilling pressure to achieve bit rotation and drilling.……
    Jun 05
    2018
  • Well deviation control is the primary problem in casing drilling, and the deviation directly affects the vertical depth of the drilling hole.……
    Jun 05
    2018
  • 1, reduce the time of drilling. The replacement of bit by wire rope is about 5-10 times faster than that of traditional drill pipe.……
    Jun 05
    2018
  • In addition to the correct selection of cemented carbide grades, the efficiency of DTH bits is also affected by many factors,……
    Jun 05
    2018
  • The wear of the bottom spline groove usually occurs in the abrasive layer. In the formation of high abrasive grains, the wear of DTH bit is usually faster than that of alloy tooth. It is usually called "dive bit erosion".……
    Jun 05
    2018
  • Because of the reasons for the actual drilling conditions, or without the correct operation of the drill bits……
    Jun 05
    2018
  • QR CODE
  • facebook