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What is Silicon Nitride Ferro Powder or Crystals (10-100mm), and how is it used in industry?

What is Silicon Nitride Ferro Powder or Crystals (10-100mm), and how is it used in industry?
 
Silicon Nitride Ferro (FeSiN)​ in powder or crystalline form, sized between 10-100mm, refers to a composite material consisting of iron (Fe), silicon (Si), and silicon nitride (Si₃N₄). Though "powder" and "crystals" may suggest fine or highly defined structures, in industrial contexts, this often refers to granular or lump forms within the 10-100mm particle size range, which are easy to handle in metallurgical processes.
This material is highly valued for its combination of metallic and ceramic properties-offering thermal resistance, chemical stability, and controlled reactivity​ when introduced into molten metals. The 10-100mm size range​ is particularly useful in foundries and steel plants, where it enables safe handling, reduced dust, and consistent melting behavior.
In industrial applications, FeSiN crystals or granules​ are primarily used as nodulizers in ductile iron production, where they promote the formation of spheroidal graphite, enhancing the ductility, strength, and machinability​ of the final cast product. They also serve as inoculants, alloying agents, or nitride sources​ in special steel manufacturing, iron foundries, and refractory systems.
ZhenAn produces high-quality FeSiN in the 10-100mm range, including variants with high Si₃N₄ purity and excellent thermal behavior. Our materials can be tailored for particle shape, size distribution, and chemical composition, and we offer third-party testing and free samples​ for validation.
👉 For robust, thermally stable Ferro Silicon Nitride in industrial-grade particle sizes, trust ZhenAn. Get a quote or sample today.

 

What makes High Purity FeSi Nitride suitable for advanced metallurgical applications?
 
High Purity Ferro Silicon Nitride (FeSiN)​ is an engineered material with controlled levels of silicon nitride (Si₃N₄), iron (Fe), and silicon (Si), and minimal impurities such as oxides or heavy metals. This level of purity is essential in advanced metallurgical processes-especially where material performance, reaction control, and final product integrity​ are critically important.
Industries such as aerospace, automotive, energy, and high-end machinery​ require high-purity FeSiN​ for applications like special alloy production, superalloy inoculation, and precision casting. The high Si₃N₄ content contributes to improved high-temperature strength, oxidation resistance, and controlled nitrogen release, all of which enhance the microstructural properties​ of the end product.
ZhenAn's High Purity FeSi Nitride​ is manufactured using advanced nitridation and refining techniques, ensuring consistent grain structure, chemical stability, and performance reliability. Available in 10-100mm particle sizes, it is suitable for both manual and automated metallurgical processes.
We support custom formulations, third-party testing, and provide free samples​ to help you qualify the material for your specific application. When only the best will do, ZhenAn delivers high-purity FeSiN you can trust.
👉 Upgrade your metallurgical process with ZhenAn's High Purity FeSi Nitride. Contact us for a sample or quote.

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