cemented carbide method
  • Patent WO1992018656A1 Method of making cemented carbide

    The present invention relates to a method of producing a sintered body comprising one or more hard constituents and a binder phase based on cobalt, nickel and/or iron

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  • CEMENTED CARBIDE<For WEAR RESISTANT & SHOCK RESISTANT

    For WEAR RESISTANT & SHOCK RESISTANT TOOLS CEMENTED CARBIDE. The hardness determined by that method is Moh's hardness. cemented carbide is classified as

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  • Cemented carbide, manufacturing method thereof and

    The desirable method of manufacturing a cemented carbide in accordance with the present invention includes the following steps. However the method of manufacturing a cemented carbide in accordance with the present invention is not limited to the following method.

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  • Patent EP1526189A1 Cemented carbide and method of making

    The invention also relates to a method of making cemented carbide in which the powders forming gamma phase are added as mixed cubic carbides of one or more of Ti, Ta, Nb, Zr, Hf and V, and a ratio, fWC, between an amount of WC (in mol fraction of WC) and an equilibrium gamma phase WC content at a sintering temperature (in mol fraction WC) is given by fWC=xWC/xeWC, wherein fWC is 0.6 to 1.0.

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  • Patent WO1992018656A1 Method of making cemented carbide

    The present invention relates to a method of producing a sintered body comprising one or more hard constituents and a binder phase based on cobalt, nickel and/or iron

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  • US8211358B2 Cemented carbide and method of making the

    A method of making the cemented carbide is provided in which the powders forming gamma phase are added as mixed cubic carbides of one or more of Ti, Ta, Nb, Zr, Hf and V, and a ratio, f WC, between an amount of WC (in mol fraction of WC) and an equilibrium gamma phase WC content at a sintering temperature (in mol fraction WC) is given by f WC =x WC /xe WC, wherein f WC is 0.6 to 1.0.

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  • Brevetto EP1526189A1 Cemented carbide and method of

    The present invention relates to a cemented carbide comprising WC, a binder phase based on Co, Ni or Fe, and gamma phase in which said gamma phase has an average

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  • ASTM B88712 Standard Test Method for Determination of

    1.1 This test method covers the determination of magnetization coercivity (Hcs) of cemented carbide materials and products using coercive force instrumentation.

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  • UltraSmoothness Grinding of Cemented Carbide Using Newly

    UltraSmoothness Grinding of Cemented Carbide Using Newly Developed Method Heiji YASUI *, Yuki YAMAMOTO *, Kensuke MIYAMOTO, Shogo FURUYA and Takekazu

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  • Brevetto EP1526189A1 Cemented carbide and method of

    The invention also relates to a method of making cemented carbide in which the powders forming gamma phase are added as mixed cubic carbides of one or more of Ti, Ta, Nb, Zr, Hf and V, and a ratio, fWC, between an amount of WC (in mol fraction of WC) and an equilibrium gamma phase WC content at a sintering temperature (in mol fraction WC) is given by fWC=xWC/xeWC, wherein fWC is 0.6 to 1.0.

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  • ASTMB886 Standard Test Method for Determination of

    1.1 This test method covers the determination of magnetic saturation (Ms) of cemented carbide powder materials and sintered products using magnetic saturation induction test instrumentation. 1.2 The values stated in SI units are to be regarded as standard.

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  • Cemented Tungsten Carbides 1st Edition

    Purchase Cemented Tungsten Carbides 0 Synthesis of Tungsten Carbide 4.0 Some Novel Methods of Tungsten Carbide Cemented Carbide Production 1

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  • All about Cemented Carbide: Toughness

    A method commonly used for determining the toughness of Cemented Carbides is the Palmqvist method. In this case, the fracture toughness of the material is represented by its critical stress intensity factor K 1C.

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  • Fracture toughness of cemented carbides: Testing method

    A large number of different testing methods have been introduced to evaluate toughness of hardmetals, For cemented carbide H, a welldefined cracking system

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  • Method for a surface treatment of cemented carbide article

    A method for forming a very hard layer on the surface of an iron, ferrous alloy or cemented carbide article in a treating molten bath, comprising preparing the

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  • US7220480B2 Cemented carbide and method of making the

    A method of making the cemented carbide is provided in which the powders forming gamma phase are added as mixed cubic carbides of one or more of Ti, Ta, Nb, Zr, Hf and V, and a ratio, f WC, between an amount of WC (in mol fraction of WC) and an equilibrium gamma phase WC content at a sintering temperature (in mol fraction WC) is given by f WC =x WC /xe WC, wherein f WC is 0.6 to 1.0.

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  • Cemented carbide body with a binder phase gradient and

    Cemented carbide body with a binder phase gradient and method of making the same Number of patents in Portfolio can not be more than 2000

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  • Cemented carbide Wikipedia

    Cemented carbide is a hard material used extensively as cutting tool material, as well as other industrial appliions. with the mechanical PVD method.

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  • US7220480B2 Cemented carbide and method of making the

    A method of making the cemented carbide is provided in which the powders forming gamma phase are added as mixed cubic carbides of one or more of Ti, Ta, Nb, Zr, Hf and V, and a ratio, f WC, between an amount of WC (in mol fraction of WC) and an equilibrium gamma phase WC content at a sintering temperature (in mol fraction WC) is given by f WC =x WC /xe WC, wherein f WC is 0.6 to 1.0.

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  • Cemented Carbide Method rotaryunions

    A large number of different testing methods have been introduced to evaluate toughness of hardmetals, For cemented carbide H, a welldefined cracking system

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  • Standard Test Method for Apparent Porosity in Cemented

    4.1 Cemented carbide materials may contain small voids that, depending on the appliion, may affect the performance of the product. To assist users in specifying the maximum acceptable level of porosity, this test method illustrates a broad range of porosity levels for each of three porosity types.

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  • Numerical analysis method of cemented carbide turning tool

    This study presented here focuses on numerical analysis method of micro breakage in the region near main cutting edge of cemented carbide turning tool in the process

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  • ASTM B88712 Standard Test Method for Determination of

    1.1 This test method covers the determination of magnetization coercivity (Hcs) of cemented carbide materials and products using coercive force instrumentation.

    Read more
  • DETERMINATION OF MOISTURE CONTENT IN HYDRATING CEMENT

    technique, the calcium carbide method could be Dependence of residual moisture content in hydrating cement paste (w = 0.3, i.e. 23.08% kg/kg of water) on the

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  • DIAMONDCOATED CEMENTED CARBIDE CUTTING TOOL, AND METHOD

    A cutting tool made of diamondcoated cemented carbide includes: a tool body made of tungsten carbidebased cemented carbide including: 3 to 15 mass% of Co

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  • ASTMB886 Standard Test Method for Determination of

    1.1 This test method covers the determination of magnetic saturation (Ms) of cemented carbide powder materials and sintered products using magnetic saturation induction test instrumentation. 1.2 The values stated in SI units are to be regarded as standard.

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  • Patent USRE39814 Cemented carbide insert and method of

    The present invention relates to a coated cemented carbide cutting tool particularly for turning appliions with high toughness demands, of stainless steels of

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  • Standard Test Method for Transverse Rupture Strength of

    3.1 This test method is used as a means of determining the quality of cemented carbide grade powders by measuring their sintered strength. It is performed on test specimens prepared to specified shape, dimensions, and surface finish test specimens may be prepared from finished parts if size permits.

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  • Cemented carbide Wikipedia

    Cemented carbide is a hard material used extensively as cutting tool material, as well as other industrial appliions. with the mechanical PVD method.

    Read more
  • Cemented Tungsten Carbides 1st Edition

    Purchase Cemented Tungsten Carbides 0 Synthesis of Tungsten Carbide 4.0 Some Novel Methods of Tungsten Carbide Cemented Carbide Production 1

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