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China factory - Zhenan Metallurgy Co., Ltd

Zhenan Metallurgy Co., Ltd

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China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature
China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature

  1. China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature
  2. China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature
  3. China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature
  4. China What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature

What is Ferro Silicon Nitride FeSiN Used for in Steelmaking High Temperature

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Payment Terms L/C,T/T,Western Union
Supply Ability 2000MT/per Month
Delivery Time 5-10 work days after received the payment
Packaging Details 1MT big bag or as per customer request
Material FeSi Nitride
Size 10-50mm
Silicon content 70-80%
Iron content 20-30%
Nitrogen content 20-35%
Bulk density 2.5-3.2 g/cm³
Brand Name ZHENAN
Model Number FeSi Nitride
Certification ISO9001
Place of Origin China

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  1. Product Details
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Product Specification

Payment Terms L/C,T/T,Western Union Supply Ability 2000MT/per Month
Delivery Time 5-10 work days after received the payment Packaging Details 1MT big bag or as per customer request
Material FeSi Nitride Size 10-50mm
Silicon content 70-80% Iron content 20-30%
Nitrogen content 20-35% Bulk density 2.5-3.2 g/cm³
Brand Name ZHENAN Model Number FeSi Nitride
Certification ISO9001 Place of Origin China
High Light Ferro Silicon Nitride steelmaking additive ，FeSiN high temperature refractory ，Ferro Silicon Alloy metallurgy casting
Ferro Silicon Nitride (FeSiN) for Steelmaking and Metallurgy
Ferro Silicon Nitride (FeSiN) is a high-performance additive essential for steelmaking, casting, and metallurgical applications. It serves as both a nitrogen alloying agent for steel strengthening and a refractory stabilizer for high-temperature operations.
Key Applications and Benefits
  • Improves steel strength through nitrogen alloying
  • Enhances high-temperature refractory stability
  • Reduces cracking in casting and furnace linings
  • Acts as a dual-function metallurgical additive
  • Suitable for continuous industrial steel production
Product Overview
Ferro Silicon Nitride (FeSiN) is a composite metallurgical material composed of silicon, nitrogen, and iron. It is widely used in steelmaking, casting, and metallurgy as a multifunctional additive that improves both molten steel quality and refractory performance.
In steelmaking, FeSiN introduces nitrogen into the melt, refining grain structure and increasing mechanical strength. In refractories, it enhances thermal stability and resistance to cracking under high-temperature conditions.
Technical Specifications
Parameter Specification Range
Silicon (Si) 40-60%
Nitrogen (N) 20-35%
Iron (Fe) Balance
Carbon (C) ≤1.5%
Form Lump / Granule
Particle Size 10-50 mm / customized
Bulk Density 2.5-3.2 g/cm³
Application Steelmaking / casting / metallurgy
Performance in Steelmaking and Casting
FeSiN plays a key role in improving steel quality by introducing controlled nitrogen into molten steel. Nitrogen promotes grain refinement, which enhances tensile strength, hardness, and fatigue resistance.
In casting applications, FeSiN also helps stabilize the melt, reducing impurities and improving uniformity. This leads to fewer internal defects and better mechanical performance of final steel products.
Refractory Performance Enhancement
FeSiN improves refractory performance by forming stable ceramic bonding phases that resist oxidation and thermal shock. These phases help maintain structural integrity even under extreme furnace conditions.
As a result, refractories last longer, require less maintenance, and perform more consistently in high-temperature environments such as ladles, tundishes, and furnaces.
Crack Reduction Mechanism
Cracking is often caused by thermal stress and structural instability. FeSiN addresses this by reinforcing the internal matrix of both steel and refractory materials.
In steel, nitrogen improves ductility and stress distribution. In refractories, FeSiN enhances bonding strength, reducing crack formation and propagation during thermal cycling.
Grade Comparison
FeSiN 30 vs FeSiN 20
FeSiN 30 has higher nitrogen content, making it more effective in improving steel strength and refractory durability. It is widely used in high-performance steel production.
FeSiN 20 is more economical and suitable for general steelmaking applications where moderate performance is sufficient.
FeSiN vs Silicon Nitride
FeSiN is more practical for bulk industrial use due to its metallic compatibility and cost efficiency.
Silicon nitride offers higher ceramic purity but is mainly used in advanced engineering applications rather than large-scale metallurgy.
FeSiN vs Ferrosilicon
Ferrosilicon is mainly used for deoxidation and does not provide nitrogen strengthening.
FeSiN provides both silicon and nitrogen, enabling stronger steel, improved thermal stability, and better refractory performance, making it a more advanced additive.
Primary Benefits Summary
  • Improves steel strength and toughness
  • Enhances thermal stability in furnaces
  • Reduces refractory cracking and wear
  • Improves casting quality and consistency

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Seller

  • Year Established:

    2019

  • Total Annual:

    10000000-80000000

  • Employee Number:

    10~50

  • Ecer Certification：

    Verified Supplier

ZhenAn is an enterprise specializing in Metallurgical & Refractory products , integrating production, processing, sales and importing and exporting business. We are focused on building a dedicated team of professionals across the globe. At ZhenAn, we are committed to provide complete solutions ... ZhenAn is an enterprise specializing in Metallurgical & Refractory products , integrating production, processing, sales and importing and exporting business. We are focused on building a dedicated team of professionals across the globe. At ZhenAn, we are committed to provide complete solutions ...

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  • Zhenan Metallurgy Co., Ltd
  • Huafu Commercial Center, Wenfeng District, Anyang City, Henan Province, China
  • https://www.ferrosilicon-alloy.com/

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