Aluminum Silicate for Thermal Spraying Description
Mullite or porcelainite is a rare silicate mineral of post-clay genesis. It can form two stoichiometric forms 3Al2O3•2SiO2 or 2Al2O3•SiO2. Our aluminum silicate for thermal spraying is in form of 3Al2O3•2SiO2, purity up to 99.95%.

Aluminum Silicate for Thermal Spraying Specification
Purity
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99.95%+, 99.5%+, 98.0%+
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Particle Size
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-45 +5 μm
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Manufacture
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Fused & Crushed
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Aluminum Silicate for Thermal Spraying Advantages
-Low thermal conductivity and expansion coefficient, high phase stability
-Ideal for environmental barrier coatings (EBC) top coats to protect ceramic matrix composites (CMCs)
-Service up to 1300 °C (2370 °F)
Aluminum Silicate for Thermal Spraying Applications
Our aluminum silicate powder can be used for:
-EBC top-coat material on turbine blades and vanes
-EBC top-coat material on turbine combustor components
-Wear coating with a low coefficient of expansion
Aluminum Silicate for Thermal Spraying Packaging
Our Powder is clearly tagged and labeled externally to ensure efficient identification and quality control. Great care is taken to avoid any damage which might be caused during storage or transportation.
Aluminum Silicate for Thermal Spraying FAQs
Q1: What is Aluminum Silicate for Thermal Spraying?
It is a high-performance material used in thermal spraying processes to create protective coatings on various substrates. These coatings improve the wear resistance, thermal stability, and corrosion resistance of components exposed to extreme environments.
Q2: What are the typical particle sizes of Aluminum Silicate for Thermal Spraying?
Aluminum silicate powder for thermal spraying is available in various particle sizes, typically ranging from 10 µm to 100 µm, depending on the specific application and thermal spraying method. The choice of particle size impacts the coating's density, adhesion, and surface finish:
Q3: What are the methods of producing Aluminum Silicate for Thermal Spraying?
Aluminum silicate powder is typically produced through processes such as:
Fused and Crushed Method: Aluminum oxide and silica are fused together at high temperatures and then crushed to produce fine powders suitable for thermal spraying.
Sol-Gel Process: A chemical method to synthesize fine powders by forming a gel from aluminum and silicon precursors, which is then calcined at high temperatures.