Ferrosilicon Zirconium Supplier
Zhen An Metallurgy provides high-quality, low-cost, and stable supply of ferrosilicon zirconium to customers around the world. Whether you are a steel mill, foundry, alloy processor, or raw material trader, we are ready to provide customized solutions, consistent quality, and timely support.
Professional manufacturer and exporter with 30+ years of international experience:
- Middle East: Saudi Arabia, UAE, Qatar, Kuwait, Oman, Jordan, Turkey
- Europe: Germany, Netherlands, Italy, Poland, UK, France, Slovakia
- Americas: Canada, Mexico, Brazil, Argentina, Chile, Colombia, Peru, Paraguay
- Asia Pacific: Japan, South Korea, Thailand, Vietnam, Indonesia
We understand regional tariffs, documentation requirements, logistics networks, and product standards required by steel mills, foundries, and importers in your region.
Zhen an Metallurgy
High Quality · Stable Supply · Global Service
Ferrosilicon zirconium (FeSiZr) is a ferroalloy consisting of iron, silicon and zirconium, widely used in the steel and foundry industries as a deoxidizer, alloying additive and casting inoculant to improve the mechanical properties of metals.
The content of some elements can be customized
Stable Quality Uniform Shape
Packaging: 1 Ton Jumbo Bag
zirconium Content 1.5%-50%
Free Sample
Issuance Product Test Reports

Product Overview Of Zirconium Ferrosilicon
Ferrosilicon zirconium (FeSiZr) is an alloy of zirconium, silicon, and iron, typically containing 10% to 50% zirconium.
Zirconium ferrosilicon is widely used as a grain refiner, deoxidizer, and inoculant in the production of specialty steels and high-performance alloys. The addition of zirconium improves the steel’s toughness, corrosion resistance, and mechanical properties.
FeSiZr acts as a nodularizer in cast iron production, promoting the formation of spheroidal graphite and improving casting properties. It also has a wide range of applications in specialty alloys, casting, refractory materials, and ceramics.

FeSiZr Block

FeSiZr granules

FeSiZr powder
We provide ferrosilicon zirconium products to customers worldwide in a variety of physical forms, including lump, granular, and powder. Given the stringent requirements for particle size uniformity in various steelmaking and casting processes, we offer customized particle size services to ensure optimal melting speed and reaction efficiency.
- ✅ Powerful inoculation: Zirconium (Zr) refines graphite, while calcium (Ca) promotes nucleation, increasing cast iron strength (tensile strength ↑20%)
- 🛡️ Low aluminum content: Al ≤ 0.7% prevents subcutaneous pores in castings, meeting automotive component requirements
- ⚡ Fast-dissolving design: Granular product dissolves 40% faster than traditional ferrosilicon
| Grade | Chemical % | ||||||||
| ≥ | ≤ | ||||||||
| Zr | Si | Al | C | S | P | Mn | Ca | Fe | |
| FeSiZr1.5-2 | 1.5-2 | 72-75 | ≤1.5 | 1.5-2.5 | – | – | – | 1.5-2.5 | balance |
| FeSiZr10 | ≥ 10 | > 45 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr15 | ≥ 15 | > 45 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr16 | ≥ 16 | > 45 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr18 | ≥ 18 | > 45 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr20 | ≥ 20 | 45-60 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr25 | ≥ 25 | 45-60 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr30 | ≥ 30 | 45-60 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr30 | ≥ 30 | 40-46 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr35 | ≥ 35 | 45-60 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr35 | ≥ 35 | 40-45 | ≤1.5 | ≤0. 5 / 0.1 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr38 | ≥ 38 | 40-50 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| FeSiZr40 | ≥ 40 | 40-50 | ≤1.5 | ≤0.5 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
| ZrSiFe50 | 45-55 | 35-40 | ≤1.0 | ≤0.2 | ≤0.02 | ≤0.04 | ≤0.5 | ≤1 | balance |
Packaging: 1MT jumbo bags with inner PE lining (moisture-proof, desert-resistant)
Production Capacity: 3,000 MT / Month
Delivery Terms: FOB / CIF / CFR / DDP available
Remark:Other chemical composition and size can be supplied upon request.
- Alloys Cored Wire: Accurately control the amount of alloy material added, more advanced, details:>>>Alloys Cored Wire
- Ferroalloy: Supply a variety of ferroalloys, precise control of trace elements, details: >>>Ferroalloy
Our ferrosilicon zirconium products utilize carefully selected raw materials and advanced smelting processes to ensure consistent, industry-leading purity. Precisely controlled zirconium content and a uniform ferrosilicon matrix provide reliable support for our customers’ production processes.
Ferrosilicon zirconium possesses strong deoxidizing properties, effectively removing oxides from molten steel and improving the steel’s purity and mechanical properties. Compared to traditional deoxidizers, our product boasts a 15-25% improvement in deoxidation efficiency.
Through advanced batching systems and real-time monitoring technology, we precisely control the chemical composition of our products, ensuring consistency and stability from batch to batch, meeting our customers’ stringent requirements.
With its optimal melting point and excellent fluidity, our product quickly and evenly incorporates into molten steel, improving smelting efficiency and reducing energy consumption and production costs.
Whether you’re seeking a dependable Ferro Zirconium supplier or looking to reduce costs while maintaining premium quality, we are here to help. With advanced production, stable supply, technical support, and a customer-first approach, our team is your ideal partner in the alloy materials field.
Specialty Steel Production: Ferrosilicon zirconium plays a key role in the production of high-quality specialty steels, including stainless steel, alloy steel, and tool steel. Through precise deoxidation and alloying processes, it significantly enhances the steel’s strength, toughness, and corrosion resistance.
Precision Casting: During the precision casting process, ferrosilicon zirconium acts as a high-quality deoxidizer and alloying additive, effectively improving the internal quality of castings, reducing porosity and inclusions, and enhancing the mechanical properties and surface quality of castings.
Continuous Casting: During the continuous casting process, ferrosilicon zirconium stabilizes the chemical composition of molten steel, improves its fluidity, and enhances the quality and production efficiency of continuous-cast billets.
Aluminum Alloy Production: As a refining agent for aluminum alloys, ferrosilicon zirconium effectively removes impurities from the aluminum melt, improves the alloy’s microstructure, and enhances the product’s mechanical properties and corrosion resistance.
Copper Alloy Manufacturing: In copper alloy production, ferrosilicon zirconium can be used as a deoxidizer, improving the alloy’s purity and processing performance.
Chemical Catalysts: The unique chemical properties of ferrosilicon zirconium make it uniquely valuable in certain chemical catalytic reactions, particularly in high-temperature catalysis and fine chemicals.
Ferro Silicon Zirconium Export Data

What are customers have to say
Why do our customers trust us?
High Purity Control, Low Impurity Content
We offer high-purity ferrosilicon zirconium with a Zr content of 10–25%, strictly controlling impurities such as aluminum, sulfur, and phosphorus to meet the requirements of high-end applications such as stainless steel, tool steel, and alloy steel.
Flexible Customization
We support customization of particle size, packaging, and content. We can adjust the Zr ratio, particle size specifications (10–50mm, 3–10mm, etc.), and packaging methods (25kg small bags, 1-ton large bags) according to customer needs.
Complete Inspection and Certification System
We ensure product consistency in every batch, with a pass rate exceeding 99%. Our in-house laboratory is equipped with instruments such as XRF, ICP, and particle size analysis. We can provide TDS, COA, and MSDS, and support third-party inspections by SGS, BV, and Intertek.
Extensive Export Experience, Guaranteed Delivery
With over 15 years of export experience, we are familiar with the trade standards of countries such as the Middle East, Europe, America, Japan, and South Korea. We support various delivery terms including FOB, CIF, and DDP, and provide certificates of origin, commodity inspection certificates, and customs clearance documents.
Multilingual Service and Fast Response
Our professional foreign trade team supports communication in English, Arabic, Spanish, Korean, and Japanese. We provide quotes within 12 hours and respond to after-sales inquiries within 24 hours.
Pre-sales Technical Support + After-sales Guarantee
Our engineering team can provide recommended dosage ratios, user guides, and technical documentation. We also offer free replacements or returns for any quality issues, ensuring worry-free customer experience.
Credibility, Professionalism And Flexibility
Quick response, customised particle size, stable supply, price advantage and multilingual support to help your business grow.
What services does Zhenan provide you?
In order to meet the needs of different customers, we accept the following customization:
Customized product specifications: According to the specific needs of customers, you can provide ferrosilisium products with different specifications, including customized services in terms of chemical composition, size, shape, surface treatment, etc.
Customized packaging requirements: According to the specific needs of customers, you can provide different types of packaging materials and packaging methods to ensure the safety and stability of products during transportation and storage.
Customized product quality: According to the specific needs of customers, you can provide different product quality requirements, including customized services in terms of chemical composition, physical properties, surface treatment, etc.
In order to ensure the quantity and quality of the products you receive, we pay more attention to the packaging:
High pressure resistance: Our packaging has sufficient pressure resistance to withstand the pressure and impact that may occur during stacking and transportation.
Anti-shock performance: Multi-layer packaging avoids possible shock and vibration during transportation, and protects the product from damage as much as possible.
Sealing performance: add a layer of waterproof film, which has sufficient sealing performance, and can prevent air, moisture and other substances from entering the packaging, affecting the quality of raw materials.
Easy to carry: We generally use large bags that are easy to lift for packaging, which is easier to carry.
Eco-friendly and sustainable: Our packaging materials are environmentally friendly, allowing you to recycle or dispose of them safely without polluting your local environment.
If you want free samples, the process is as follows:
Contact us: Tell us your needs and contact information through the message form on the website, or send an email to our email andy@zaferroalloy.com.
Communication details: Our professional sales staff will recommend the most suitable products for you according to your needs, and ask you if you need samples. If you need samples, we will provide them to you for free.
Shipping and receipt: After the sample is shipped, we will inform you and track the logistics information of the sample to ensure that you can receive it on time.
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The products provided by Zhenan Metallurgy can provide the following testing services through third-party testing agencies. These third-party testing services can provide independent, objective verification that products comply with relevant standards and regulations.
Appearance inspection: First of all, it is necessary to inspect the appearance of FeSiZr, including indicators such as color, shape, and surface quality, as well as whether there are impurities, bubbles, and other defects.
Chemical composition analysis: By analyzing the chemical composition of FeSiZr, its main component content and impurity content can be determined.
Metallographic structure analysis: Through metallographic sample preparation, corrosion, and microscope observation of FeSiZr, determine its grain size, grain boundary distribution, internal inclusions and other structural properties, so as to judge whether its quality is qualified.
Physical performance test: Physical performance tests such as hardness and tensile tests can be carried out on FeSiZr to evaluate whether its mechanical and physical properties meet the requirements.
Particle size analysis: The particle size of FeSiZr has a certain influence on its use effect, and its particle size distribution can be determined by analyzing its particle size.
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