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

DG.WC-20CrC-7Ni is a premium tungsten carbide thermal spray powder, manufactured and supplied by leading factories in China. This high-performance material is specifically designed for supersonic spray technology, showcasing exceptional wear resistance and corrosion resistance, making it an ideal choice for various industrial applications. The unique chemical composition and outstanding physical properties of DG.WC-20CrC-7Ni enable it to excel in demanding environments. Discover how this innovative product from top suppliers can enhance your operational efficiency and longevity in wear-intensive sectors
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    Product Detail

    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
    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 & Oxidation
    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
    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)
    Photograph of supersonic spraying processing (2)

    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.

    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

    Q: What is the chemical composition of DG.WC-20CrC-7Ni?
    It consists of 17.5% Chromium (Cr), 7% Nickel (Ni), 6.8% Carbon (C), and the balance is Tungsten Carbide (W).
    Q: What is the hardness and bonding strength of the coating?
    The coating prepared by WC-20CrC-7Ni reaches a hardness of about HV950-1350, and its supersonic spraying bonding strength is typically greater than 70 MPa.
    Q: What spraying processes can be used for this powder?
    It can be processed using High Velocity Air Fuel spraying (HVAF), High Pressure Oxygen Fuel spraying (HVOF), and Atmospheric Plasma Spraying (APS).
    Q: What is the maximum working temperature of the WC-20CrC-7Ni coating?
    The coating can withstand a maximum working environment temperature of up to 700°C, offering excellent resistance to hot gas corrosion.
    Q: How does it compare to traditional WC-Co spray powders?
    WC-20CrC-7Ni provides superior corrosion resistance compared to traditional WC-Co, maintaining stable performance in harsher, corrosive environments.
    Q: What are the typical application areas for DG.WC-20CrC-7Ni?
    It is commonly used for rollers in the paper industry, valve plates in the oil industry, as well as in aerospace, automotive manufacturing, and mining equipment.

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