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China Cr3C2-25NiCr Thermal Spraying Powder - Top Suppliers and Factory Direct Quality
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China Cr3C2-25NiCr Thermal Spraying Powder - Top Suppliers and Factory Direct Quality

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DG.Cr3C2-25NiCr thermal spraying powder is a premier product widely recognized in the surface treatment industry, particularly in China. As one of the leading suppliers of this advanced material, our factory ensures top-notch quality and performance. This thermal spraying powder boasts exceptional characteristics, making it ideal for various applications in industries ranging from aerospace to automotive. In this article, we delve into the key features, performance benefits, and diverse application areas of DG.Cr3C2-25NiCr thermal spraying powder, highlighting its significance in modern manufacturing. Explore how our high-quality solutions can enhance your surface treatment processes.

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    Basic Information

    The chemical composition of DG.Cr3C2-25NiCr powder mainly includes 10% carbon (C), 20.5% nickel (Ni) and the balance of chromium (Cr). The powder is prepared by agglomeration and sintering process to form nearly spherical particles with good fluidity. Its bonding strength exceeds 70MPa and the deposition efficiency is between 30% and 45%, showing good spraying performance.
    Chemical Composition 10% C, 20.5% Ni, Bal Cr
    Bulk Ratio 2.5g/cm³
    Particle Size Range 12-45 microns
    Flow Rate 30 seconds / 50 grams
    Hardness Range HV900 - 1150
    Max Operating Temp 800℃

    Product Performance

    The coating of DG.Cr3C2-25NiCr powder has many excellent properties, making it suitable for various harsh working conditions and extreme environments.
    • Anti-Oxidation: Significant effect, effectively resisting oxidation corrosion in high-temperature environments.
    • Wear Resistance: Withstands sliding wear, abrasive wear, erosion, and corrosive wear.
    • Corrosion Resistance: Resistant to high-temperature gas corrosion, liquid corrosion, and solid corrosion.

    Application Areas

    Due to its excellent performance, DG.Cr3C2-25NiCr powder is widely used in many fields. First, at the front end of aircraft engines, the coating can effectively protect engine components and extend their service life. Secondly, on the inner wall of the boiler in a thermal power plant, the coating can resist high temperature and corrosion to ensure the safe operation of the equipment. In addition, key components such as turbine blades and high-pressure valves are often coated with this coating to improve their wear resistance and corrosion resistance.

    Photograph of supersonic spraying processing (1)

    Spraying Process Parameters

    In the spraying process, it is very important to choose the right spray gun and process parameters. Taking the Lijia kerosene supersonic spray gun as an example, its powder particle size range is 15-45 microns, the barrel size is 8 inches, the kerosene consumption is 25L/h, the oxygen flow rate is 900L/min, the carrier gas flow rate is 7.5L/min, the powder feeding speed is 50-60g/min, and the spraying distance is 320-360mm. These parameters are for reference only. In actual operation, they need to be adjusted accordingly according to different equipment to achieve the best spraying effect.

    processing photo (2)

    Conclusion

    DG.Cr3C2-25NiCr thermal spray powder has become one of the indispensable materials in modern industry due to its excellent chemical composition and physical properties. Its application in high temperature and high corrosion environment demonstrates the important role of thermal spray technology in improving equipment performance and extending service life. With the continuous advancement of technology, the application field of DG.Cr3C2-25NiCr powder will be further expanded, providing a more solid guarantee for the development of various industries.

    Frequently Asked Questions

    What is the chemical composition of DG.Cr3C2-25NiCr powder?
    The chemical composition mainly includes 10% carbon (C), 20.5% nickel (Ni), and the balance of chromium (Cr).
    What are the hardness range and maximum operating temperature of the coating?
    The coating has a hardness range of HV900-1150 and can withstand a maximum operating temperature of up to 800℃.
    Which spraying processes are compatible with this powder?
    It is suitable for a variety of spraying processes including HVAF (high velocity air flame spraying), HVOF (high temperature and high pressure flame spraying), and APS (air plasma spraying).
    What types of wear and corrosion does the DG.Cr3C2-25NiCr coating resist?
    The coating effectively resists sliding wear, abrasive wear, erosion, corrosive wear, as well as high-temperature gas, liquid, and solid corrosion.
    Where is this thermal spray powder commonly applied?
    It is widely used on the front end of aircraft engines, the inner walls of thermal power plant boilers, turbine blades, and high-pressure valves.
    What are the reference parameters for the Lijia kerosene supersonic spray gun?
    Reference parameters include: powder particle size of 15-45 microns, barrel size of 8 inches, kerosene consumption of 25L/h, oxygen flow rate of 900L/min, carrier gas flow rate of 7.5L/min, powder feeding speed of 50-60g/min, and a spraying distance of 320-360mm.

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