64Al 7Si 22C Graphite Powder Description:
The 64Al 7Si 22C Graphite Powder is a specialized composite powder engineered for clearance control coatings in gas turbine engines. This powder blend, consisting of aluminum, silicon, and graphite, offers a unique combination of properties essential for such applications. These coatings serve a critical role in preventing wear on rotating components and optimizing gas path efficiency by regulating clearance in seal areas. With its balanced characteristics of abradability and erosion resistance, the coating ensures a prolonged component lifespan while maintaining operational efficiency. Moreover, the inclusion of graphite in the powder formulation provides enhanced lubricity, effectively reducing material transfer from the coating to rotating components during engine operation. For application, the Combustion Powder Thermospray process is recommended to achieve optimal coating performance and durability.
64Al 7Si 22C Graphite Powder Specifications:
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Nominal Chemistry
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Al Si C
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Nom. Particle Size Distr.(µm)
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-125 +5
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Morphology
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Flake
Rounded
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Max. Service Temperature (°C)
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480
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Range of Apparent Density (g/cm3)
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1.1
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64Al 7Si 22C Graphite Powder Applications:
64Al 7Si 22C Graphite Powder finds application primarily in the aerospace industry, particularly in gas turbine engines. Specifically, it is utilized for clearance control coatings in various components such as turbine blades, stator vanes, and other rotating parts where maintaining proper clearance is crucial for efficient operation and longevity of the engine. These coatings help to minimize wear and tear on the components, thereby extending their lifespan and improving overall engine performance. The powder's ability to provide a balance of abradability and erosion resistance, along with the lubricating properties of graphite, makes it ideal for use in high-temperature and high-stress environments characteristic of gas turbine engines. The Combustion Powder Thermospray process is commonly employed for applying this powder onto engine components, ensuring consistent and reliable coating quality.
64Al 7Si 22C Graphite Powder Packing:
Our 64Al 7Si 22C Graphite Powder is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
64Al 7Si 22C Graphite Powder FAQ:
Q1: What are the key benefits of using 64Al 7Si 22C Graphite Powder for clearance control coatings in gas turbine engines?
A1: The powder offers a unique blend of abradability and erosion resistance, ensuring prolonged component lifespan and optimal gas path efficiency. Additionally, the inclusion of graphite provides enhanced lubricity, reducing material transfer and minimizing wear on rotating components.
Q2: How is 64Al 7Si 22C Graphite Powder applied onto engine components?
A2: The recommended method for application is the Combustion Powder Thermospray process, which ensures consistent coating quality and durability. This process involves the controlled combustion of gas and powder to create a high-velocity spray, effectively depositing the powder onto the surface of the components.
Q3: What factors should be considered when selecting clearance control coatings for gas turbine engines?
A3: When choosing a coating, factors such as temperature resistance, wear resistance, dimensional stability, and compatibility with other engine materials are crucial. 64Al 7Si 22C Graphite Powder offers a balanced combination of these properties, making it suitable for a wide range of aerospace applications.
Q4: Can 64Al 7Si 22C Graphite Powder be customized for specific application requirements?
A4: Yes, customization options are available to tailor the powder's composition and characteristics according to specific application needs. Our team of experts can work closely with customers to develop customized solutions that meet their unique requirements for gas turbine engine coatings.
Q5: What testing and quality assurance measures are implemented to ensure the performance and reliability of 64Al 7Si 22C Graphite Powder?
A5: Rigorous testing and quality assurance protocols are followed throughout the manufacturing process to guarantee the performance and reliability of the powder. This includes comprehensive material characterization, performance testing in simulated operating conditions, and adherence to industry standards and specifications.
