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High-Performance Tungsten Carbide Thermal Spray Powder WC-20CrC-7Ni from China Suppliers and Factory
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High-Performance Tungsten Carbide Thermal Spray Powder WC-20CrC-7Ni from China Suppliers and Factory

DG.WC-20CrC-7Ni is a premium tungsten carbide thermal spray powder, renowned for its exceptional performance in supersonic spray technology. Manufactured in China, this high-quality product is offered by leading suppliers and factories specializing in advanced materials. With a unique chemical composition and outstanding physical properties, DG.WC-20CrC-7Ni excels in various industrial applications, particularly in environments that demand high wear and corrosion resistance. Explore the key parameters and performance characteristics of this product, and discover how it can enhance your operations across multiple sectors

    Basic Parameters

    Chemical Composition
    Chromium (Cr) 17.5%
    Nickel (Ni) 7%
    Carbon (C) 6.8%
    Tungsten Carbide (W) Balance
    Hardness

    The hardness of the coating prepared by WC-20CrC-7Ni is about HV950-1350, showing its excellent wear resistance and suitable for use in high wear environments.

    Processing Technology

    The powder can be processed by a variety of spraying processes, including high velocity gas flame spraying (HVAF), high pressure oxygen fuel spraying (HVOF) and plasma spraying (APS). These processes can effectively improve the bonding strength and density of the coating, ensuring the stability and durability of the coating during use.

    Bonding Strength

    The bonding strength of the coating prepared by supersonic spraying is usually greater than 70 MPa. This feature ensures the stability of the coating under high load conditions and can withstand greater mechanical stress.

    Deposition Efficiency

    The deposition efficiency of the powder is about 40-60%, which means that the material can be effectively utilized during the spraying process, reducing waste and improving production efficiency.

    Particle Size

    Conventional particle sizes include 5-30μm, 10-38μm, 15-45μm and 45-75μm. In addition, other particle sizes can be customized according to customer needs to meet the requirements of different applications.

    Performance Characteristics

    Particle Shape

    WC-20CrC-7Ni powder is agglomerated and sintered spherical particles with good fluidity, which is convenient for spraying processing, ensures coating uniformity and reduces defects during spraying.

    Chemical Resistance

    The coating prepared by this powder can be used in low-concentration acid and alkali environments at 200°C, showing excellent corrosion resistance. It is suitable for applications in the chemical, pharmaceutical and other industries and can effectively resist the erosion of chemical media.

    High Temperature Performance

    The maximum working environment temperature of the coating can reach 700℃, and it has the ability to resist hot gas corrosion. It is suitable for equipment protection under high temperature conditions and ensures the normal operation of the equipment under extreme conditions.

    Density

    The coating is dense and has good anti-oxidation effect, which can effectively extend the service life of the equipment, reduce maintenance costs, and reduce the operating risks of the enterprise.

    Wear Resistance

    The coating can resist abrasive wear and corrosive wear, and is suitable for high wear environments such as mining, metallurgy and other industries, and can significantly improve the durability of equipment.

    Superior Corrosion Resistance

    Compared with other WC-Co spray powders, WC-20CrC-7Ni has better corrosion resistance, can maintain stable performance in more harsh environments, and extend the service life of the equipment.

    Photograph of supersonic spraying processing (1)

    Application Areas

    DG.WC-20CrC-7Ni is widely used in many industries, especially in high-demand industrial parts such as rollers in the paper industry and valve plates in the oil industry. Its excellent performance makes it an ideal choice for many critical applications, which can effectively improve the durability and reliability of equipment. In addition, this material can also be used in aerospace, automobile manufacturing, mining equipment and other fields to meet the needs of different industries.

    Photograph of supersonic spraying processing (2)

    Summarize

    In conclusion, DG.WC-20CrC-7Ni is a spray powder with excellent performance, suitable for a variety of industrial applications, especially in environments requiring high wear resistance and corrosion resistance. Its unique chemical composition and processing technology make it occupy an important position in the field of supersonic spraying, providing reliable protection for various industrial equipment. With the continuous development of industrial technology, the application prospects of DG.WC-20CrC-7Ni will be broader, and it will definitely play an important role in more fields.

    Frequently Asked Questions

    What is the chemical composition of DG.WC-20CrC-7Ni?
    DG.WC-20CrC-7Ni consists of 17.5% Chromium (Cr), 7% Nickel (Ni), 6.8% Carbon (C), and the balance is Tungsten Carbide (W).
    What is the hardness and bonding strength of the coating?
    The coating prepared by this powder features a hardness of approximately HV950-1350 and a bonding strength typically greater than 70 MPa under supersonic spraying processes.
    Which thermal spraying processes can be used to apply this powder?
    It can be processed using several spraying technologies, including high velocity gas flame spraying (HVAF), high pressure oxygen fuel spraying (HVOF), and atmospheric plasma spraying (APS).
    How does this coating perform under high temperatures and corrosive environments?
    The coating can withstand working temperatures up to 700°C with resistance to hot gas corrosion. Additionally, it offers chemical resistance in low-concentration acid and alkali environments up to 200°C.
    What are the primary application areas for DG.WC-20CrC-7Ni?
    It is widely used for critical industrial components such as rollers in the paper industry, valve plates in the oil industry, and parts within aerospace, automotive manufacturing, and mining equipment.
    What particle sizes are available for this spraying powder?
    Standard particle sizes include 5-30μm, 10-38μm, 15-45μm, and 45-75μm. Custom particle sizes can also be manufactured according to specific customer requirements.

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