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Cangzhou Great Drill Bits Co.,Ltd.
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News

  • 25
    05
    2021
    Common Tooth Shape of Roller Cone Bits
    Ⅰ. The basic requirements of roller cone bit teethFor the teeth of roller cone bits, the basic requirements are high rock breaking efficiency and long life. In order to meet this requirement, first, ...
  • 21
    05
    2021
    How to Use PDC Bit Correctly?
    Ⅰ. Introduction of PDC bitPDC bit is the abbreviation of polycrystalline diamond compact bit, also known as polycrystalline diamond cutting block drill bit or composite chip tooth drill bit. PDC bit ...
  • 17
    05
    2021
    How to Design PDC Drill Bit?
    1. The structure of PDC drill bitThe composite sheet of the PDC drill bit is usually cylindrical, and a thin layer of synthetic diamond is made on the tungsten carbide substrate. When drilling, the sh...
  • 13
    05
    2021
    How to Improve the Service Life of Diamond Drill Bit?
    1. The importance of diamond drill bits for rockIn the process of geological drilling and engineering exploration, diamond drill bits are widely used drilling accessories. How to improve the service l...
  • 29
    04
    2021
    What Are the Advantages of an Oil Well Bit?
    1. The composition of oil well drill bitsThe oil well drill bit is one of the widely used drilling bits, which has the characteristics of adapting to a wide range of formations and high drilling speed...
  • 15
    04
    2021
    Rational Use and Installation Methods of Tricone Roller Bits
    The tricone bit can bear higher WOB at normal speed, and can adapt to very soft to very hard formation with different cutting structures. High strength and high toughness alloy teeth are used in the i...
  • 08
    04
    2021
    A Brief Introduction to the Technology of Tricone Bit
    At present, the market of cone bit has become standardized and orderly. The competition in roller cone bit market is developing in the direction of product differentiation, brand and after-sales servi...
  • 01
    04
    2021
    How to Use Tricone Bit Appropriately?
    1. Choose the drill bit types appropriately(1) According to the lithology of the drilled formation, the following principles should be followed when selecting the type of drill bit:a. In the shallow w...
  • 22
    03
    2021
    How to Extend the Service Life and Service Characteristics of Tricone Roller Bit
    The tricone roller bit performs a lot of oil drilling work every day, so it is very susceptible to wear. Many construction units pay little attention to its maintenance, resulting in a very high scrap...
  • 15
    03
    2021
    Application Maintenance of Tricone Bit
    The tricone produced and processed by the tricone bit manufacturer is mainly used in oil drilling. This product can improve the efficiency of oil drilling and at the same time save the cost of drillin...
  • 08
    03
    2021
    Precautions for the Use of Tricone Bit
    The precautions for using tricone bit are as follows:1. Tricone bit operates in different rock formations, and chooses different types of drill bits, axial pressure and speed according to the softness...
  • 01
    03
    2021
    Technical Requirements for Use of Tricone Bit
    The tricone roller bit may not have been known to you before. It is a kind of drilling accessory and it has been used for many years. What kind of performance does the drill bit tool have when it is u...
  • 22
    02
    2021
    The Working Method and Maintenance Method of Oil Roller Bit
    The main rock breaking methods of oil roller bits:When the drill bit is drilled, the weight on the oil roller bit is applied to the rock through the teeth, and there is an impact load in addition to t...
  • 15
    02
    2021
    How to Operate the Tricone Bit after Descending into the Well?
    Operation analysis of tricone bit after going down well:(1) When drilling down and encountering an obstructive stroke, the drilling pressure should be controlled below 20KN, and the speed should be le...
  • 08
    02
    2021
    The Function and Insert Tooth Profile of the Tricone Bit
    1. The function of the tricone bitThe top of the tricone bit adopts diamond compound teeth on the top of the cone to enhance the wear resistance of the teeth and increase the service life of the bit. ...