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  • Drillstar introduces you to the types and properties of superalloys

    Drillstar introduces you to the types and properties of superalloys

        Superalloy refers to a class of metal materials based on iron, nickel and cobalt, which can work for a long time under the action of high temperature above 600 ℃ and certain stress; and has high high temperature strength, good oxidation resistance and corrosion resistance, Good fatigue prope...
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  • How do we teach you to solve the five key problems in drilling

    How do we teach you to solve the five key problems in drilling

    Dezhou Drillstar Cutting Tools Co., Ltd As the most common tool in hole processing, drill bits are widely used in machinery manufacturing, especially for the processing of holes in parts such as cooling devices, tube sheets of power generation equipment, and steam generators. The application is p...
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  • Types and properties of superalloys

    Types and properties of superalloys

    Superalloy refers to a class of metal materials based on iron, nickel and cobalt, which can work for a long time under the action of high temperature above 600 ℃ and certain stress; and has high high temperature strength, good oxidation resistance and corrosion resistance, Good fatigue propertie...
    Read more
  • China makes the best GD-600 Universal Gun drill grinder

    China makes the best GD-600 Universal Gun drill grinder

    Short Description: Type:gun drill bit Material:Tungsten Carbide Diameter size :1-50mm Overall lenth :1-4000mm Use:metal drilling Surface quality :high quality Sample order :yes accept Non standard :Yes accept Product Description GD-600 Standard gun drill sharpening mac...
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  • Best quality GD-600 Universal Gun drill grinder produced by the best quality manufacturer in China

    Best quality GD-600 Universal Gun drill grinder produced by the best quality manufacturer in China

    Short Description: Type:gun drill bit Material:Tungsten Carbide Diameter size :1-50mm Overall lenth :1-4000mm Use:metal drilling Surface quality :high quality Sample order :yes accept Non standard :Yes accept Product Description GD-600 Standard gun drill sharpening mac...
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  • Nickel-based superalloy is the most widely used material in aero engine history

    GH4169 (original grade: GH169), also known as NS4301, equivalent to Inconel 718, is a precipitation-hardening nickel-based high-temperature corrosion-resistant alloy. National Standards China GB/T 14992-2005GB/T 14994-2008 GB/T 30566-2014 GJB 712A-2001 GJB 713-1989 HB 6702-1993 GH4169 GB/T...
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  • Why can’t gears have less than 17 teeth, what happens if they are less?

    Why can’t gears have less than 17 teeth, what happens if they are less?

    Editor’s note Gear is a widely used spare part in life, whether it is aviation, freighter, automobile, etc., it will be used. However, when the gear is designed and processed, its number of teeth is required. Some people say that if it is less than 17 teeth, it cannot be rotated, and some p...
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  • Efficient machining method for complex deep holes!

    Efficient machining method for complex deep holes!

    Complex deep hole machining is becoming more and more challenging. Parts often require additional features such as very small hole finishes, inner chambers, hole diameter variations, contours, grooves, threads, and varying hole orientations. Efficiently obtaining such tight tolerance holes requir...
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  • Technological measures to improve spheroidization rate

    Technological measures to improve spheroidization rate

    The spheroidization level of ordinary ductile iron castings in China is required to reach grade 4 or above, (ie, the spheroidization rate is 70%), and the spheroidization rate achieved by general foundries is about 85%. In recent years, with the development of ductile iron production, especially ...
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  • How to process the deep hole of aero-engine aluminum-magnesium casing?

    How to process the deep hole of aero-engine aluminum-magnesium casing?

    Preamble Due to the problems of difficult chip removal, high straightness requirements and difficult tool design in the deep hole machining of aero-engine casings, the machining efficiency is generally low [1]. The deep hole of a certain type of aero-engine accessory transmission casing has alway...
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  • Machining of deep oil hole in connecting rod of medium speed diesel engine

    Machining of deep oil hole in connecting rod of medium speed diesel engine

    Aiming at the difficulty of processing deep oil holes in diesel engine connecting rods, starting from processing equipment, fixtures, etc., it solves the problems of easy cutting of deep holes, difficult workpiece installation and waste of raw materials, especially the problem of deep oil holes p...
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  • Five key problems of drilling processing, get them, sweep everything!

    Five key problems of drilling processing, get them, sweep everything!

    As the most common tool in hole processing, drill bits are widely used in machinery manufacturing, especially for the processing of holes in parts such as cooling devices, tube sheets of power generation equipment, and steam generators. The application is particularly extensive and important. 1, ...
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