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China factory - Zhenan Metallurgy Co., Ltd

Zhenan Metallurgy Co., Ltd

  • China,Anyang ,Henan
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  3. High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with
China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with
China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with

  1. China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with
  2. China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with
  3. China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with
  4. China High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with

High Nitrogen Ferrosilicon Nitride | For Taphole Clay & Runner Materials with

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  2. Price： Negotiable
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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
  2. Company Details

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 high nitrogen ferrosilicon nitride alloy ，ferrosilicon nitride for taphole clay ，wear resistant ferro silicon alloy
High Nitrogen Ferrosilicon Nitride for Taphole Clay & Runner Materials
Functional refractory-grade additive engineered for superior wear resistance in demanding ironmaking applications.
Product Overview
High Nitrogen Ferrosilicon Nitride (FeSiN) is a specialized refractory additive produced through controlled nitridation of ferrosilicon. It forms stable Fe-Si-N phases with elevated nitrogen content designed to withstand extreme thermal, mechanical, and chemical stress conditions in ironmaking environments.
Specifically engineered for taphole clay, runner mix, and iron flow channel materials, this additive significantly improves wear resistance, reduces erosion, and stabilizes lining performance under continuous molten iron flow.
Critical Need for Wear Resistance
Taphole and runner zones operate under some of the most severe conditions in ironmaking:
  • Continuous high-velocity molten iron flow
  • Slag-metal turbulent interaction
  • Mechanical scraping from solid inclusions
  • Rapid thermal cycling during tapping operations
Insufficient wear resistance leads to:
  • Channel enlargement and geometry instability
  • Increased refractory consumption
  • Frequent maintenance shutdowns
  • Reduced furnace operational efficiency
Enhanced wear resistance directly contributes to lower production costs and extended furnace campaign life.
Wear Resistance Mechanisms
High nitrogen FeSiN enhances wear resistance through multiple mechanisms:
Formation of Hard Nitride Networks
During service, FeSiN contributes to Si₃N₄-type phases that form hard, erosion-resistant structures within the refractory matrix.
Strengthened Particle Bonding
Nitrogen-rich phases improve bonding between aggregates, reducing particle detachment under abrasive flow.
Reduced Surface Degradation
The refractory surface becomes more resistant to mechanical scouring from molten iron streams.
Improved Structural Cohesion
Internal structure remains intact even under continuous directional abrasion and flow stress.
Technical Specifications
Parameter Specification
Product Name High Nitrogen Ferrosilicon Nitride
Chemical System Fe-Si-N
Nitrogen Content 25-35%
Primary Function Wear resistance / refractory reinforcement
Particle Size 0-3 mm / customized
Appearance Grey granular solid
Application Taphole clay / runner materials
Performance Comparison
Parameter High Nitrogen FeSiN Silicon Carbide Additives
Wear Resistance High Medium
Thermal Stability Strong Medium
Bonding Enhancement Significant Limited
Slag Resistance Improved Moderate
Structural Integrity High Medium
Taphole Suitability Excellent General use
Frequently Asked Questions
How does high nitrogen FeSiN improve wear resistance in taphole clay?
It forms hard nitride phases that resist mechanical abrasion and improve structural cohesion.
Why is wear resistance critical in tapping systems?
Molten iron flow continuously erodes refractory surfaces, requiring enhanced resistance for stable operation.
Can FeSiN reduce erosion from molten iron?
Yes, by increasing surface hardness, reducing particle detachment, and creating protective nitride-rich surface layers.
How does nitrogen improve refractory durability?
Nitrogen stabilizes high-temperature ceramic bonding phases and enhances microstructural integrity under load.
How does FeSiN extend service life?
By reducing wear rate, slowing chemical corrosion, and improving bonding strength within the refractory structure.
Packaging & Delivery
ZhenAn supplies high nitrogen FeSiN in controlled granular form suitable for refractory mixing and industrial ironmaking applications.
Standard packaging options:
  • 25kg moisture-resistant sealed bags
  • 1MT jumbo bags
  • Reinforced export pallet packaging
Each shipment includes comprehensive documentation:
  • COA (Chemical Composition Report)
  • Nitrogen content certification
  • Particle size distribution report
  • Quality consistency documentation
Why Choose ZhenAn FeSiN
ZhenAn provides high nitrogen Ferrosilicon Nitride engineered for superior wear resistance, stable performance, and extended service life in taphole and runner refractory systems. Our controlled production ensures consistent nitrogen content and reliable industrial results for steel plants and refractory producers worldwide.

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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Get in touch with us

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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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