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High-Temperature Oxidation-Resistant Ceramic Primer Powder DG.NiCrCoAlY from China Suppliers and Factory
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High-Temperature Oxidation-Resistant Ceramic Primer Powder DG.NiCrCoAlY from China Suppliers and Factory

In the realm of thermal spraying, ceramic materials are essential, particularly in high-temperature and corrosion-resistant applications. These materials have emerged as the preferred choice for thermal barrier coatings due to their exceptional high-temperature stability and resistance to thermal wear. They are extensively utilized in the coating processes for aircraft engines and various components operating under extreme conditions. However, the significant disparity in thermal expansion coefficients between ceramic materials and steel substrates can lead to poor adhesion and bonding issues when ceramics are applied directly to the surface. To mitigate these challenges, it's crucial to use a ceramic primer before the application of the ceramic coating. As a leading China supplier and factory of thermal spraying materials, we provide high-quality ceramic primers designed to enhance the adhesion of ceramic coatings, ensuring optimal performance in demanding environments

    Basic Parameters

    DG.NiCrCoAlY is a high-performance ceramic material primer powder, its basic parameters are as follows:

    Chemical Composition
    Cr25, Co6, Al5.0, Y0.5, C0.4, Fe<1, Ni balance.
    Production Process
    Gas atomazition
    Coating Hardness
    HRC20-30.
    Processing Technology
    HVAF, HVOF, APS.
    Bonding Strength
    >70MPa.
    Deposition Efficiency
    50-65%.
    Regular Particle Size
    -100/+325 mesh, -150/+325 mesh, -300/+400 mesh, -300/+500 mesh (other particle sizes can be customized).

    Product Performance

    DG.NiCrCoAlY powder is produced by gas atomization, has good spherical shape and uniform fluidity, and is easy to spray. Its working environment temperature can reach up to 950 degrees Celsius, showing excellent high temperature resistance and thermal corrosion resistance. This makes DG.NiCrCoAlY often used as high-temperature primer and high-temperature anti-oxidation coating, which can effectively delay the oxidation failure of the substrate and extend the service life of the equipment.

    In addition, DG.NiCrCoAlY is often used as a base layer for high-temperature corrosion-resistant coatings and thermal barrier coatings to ensure reliability under extreme conditions. Its excellent high-temperature resistance makes it widely used in aerospace and industrial steam turbines.

    Spraying photo (1)

    Application Areas

    In the aerospace field, DG.NiCrCoAlY is widely used in the coating preparation of high-temperature blades. These blades are subjected to extremely high temperatures and pressures during engine operation. By spraying DG.NiCrCoAlY primer on the substrate, the high temperature resistance and oxidation resistance of the blades can be significantly improved, thereby improving the overall performance and safety of the engine.

    DG.NiCrCoAlY also performs well in industrial steam turbine applications. Steam turbines face extreme temperatures and corrosive environments during operation. Using DG.NiCrCoAlY as a primer can effectively extend the service life of the coating, reduce maintenance costs, and improve equipment reliability.

    Spraying photo (2)

    Summarize

    In short, as a high-performance ceramic material primer, DG.NiCrCoAlY has become an indispensable and important material in the field of thermal spraying due to its superior chemical composition, production process and application performance. Whether in aerospace or industrial steam turbine applications, it has demonstrated excellent high temperature and corrosion resistance, providing reliable protection for high-temperature workpieces. With the continuous advancement of technology, the application prospects of DG.NiCrCoAlY will be broader, providing a more solid guarantee for high-temperature protection in various industries.

    Frequently Asked Questions (FAQ)

    What is the chemical composition of DG.NiCrCoAlY?
    The chemical composition of DG.NiCrCoAlY is Cr25, Co6, Al5.0, Y0.5, C0.4, Fe<1, with Ni as the balance.
    What production process is used to manufacture DG.NiCrCoAlY powder?
    DG.NiCrCoAlY powder is produced via the gas atomization process, which ensures a good spherical shape and uniform fluidity for easy spraying.
    What is the maximum working temperature for DG.NiCrCoAlY?
    The working environment temperature for DG.NiCrCoAlY coatings can reach up to 950 degrees Celsius, offering excellent high-temperature and thermal corrosion resistance.
    Which thermal spraying technologies are suitable for processing this powder?
    It is highly compatible with HVAF, HVOF, and APS processing technologies.
    What are the primary application fields for DG.NiCrCoAlY?
    DG.NiCrCoAlY is widely used in the aerospace field (such as coating preparation for high-temperature turbine blades) and in industrial steam turbines to improve equipment reliability and extend service life.
    What is the bonding strength and deposition efficiency of DG.NiCrCoAlY?
    DG.NiCrCoAlY features a bonding strength of greater than 70MPa and a deposition efficiency ranging between 50% and 65%.

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