Premium Ferrosilicon 75 Product Overview
Premium Ferrosilicon 75 FeSi for Metallurgy is a top-quality alloying agent and deoxidizer used in a wide range of metallurgical processes, especially in steelmaking, ferroalloy production, and other high-performance metal production. With a silicon content of 75%, FeSi 75 is ideal for controlling the carbon and silicon levels in molten metals, improving quality, and promoting cleaner, more efficient operations.
This high-purity ferrosilicon grade is used in electric arc furnaces (EAF), induction furnaces, and ladle refining. It provides the necessary silicon and carbon content while improving the overall metallurgical performance by reducing impurities, improving carbon recovery, and optimizing furnace operations. The low impurity content, including sulfur and ash, ensures that the final products are of the highest quality with minimal slag and defect formation.
Key Advantages
- 75% silicon content for precise carbon and silicon control in molten metal
- Low sulfur, phosphorus, and ash reduce contamination and improve metal quality
- High deoxidizing efficiency improves molten metal quality and enhances productivity
- Increased carbon recovery and optimized furnace performance
- Ideal for steelmaking, ferroalloy production, and foundry applications
- Reduces slag formation and minimizes metal defects
Technical Specifications
| Parameter | Value |
|---|---|
| Product | Premium Ferrosilicon 75 FeSi for Metallurgy |
| Si Content | 75% |
| Form | Lump, Granule, Powder (custom sizes available) |
| Sulfur | ≤ 0.03% |
| Phosphorus | ≤ 0.03% |
| Ash | ≤ 0.5% |
| Application | Steelmaking, Alloy Production, Ferroalloy Production |
| Certifications | ISO 9001, SGS, COA |
Main Applications
1. Steelmaking
- Used in electric arc furnaces (EAF) and induction furnaces for carbon and silicon adjustment
- Deoxidizes molten steel and enhances carbon recovery
- Improves steel quality by reducing slag and impurities
2. Ferroalloy Production
- Carbon and silicon source for ferroalloy production
- Used in ferrosilicon and silicon carbide production
- Enhances overall alloy performance and consistency
3. Foundry & Metalcasting
- Silicon and carbon addition for gray iron and ductile iron casting
- Improves fluidity, strength, and casting quality
- Enhances the properties of molten metal
4. Ferroalloy Smelting
- Used in silicon ferroalloy production
- Adds controlled silicon levels to ensure optimum alloy properties

Why Choose Premium Ferrosilicon 75 FeSi for Metallurgy?
✔ 75% silicon content offers precise control over carbon and silicon levels
✔ Low impurities ensure cleaner metal and superior alloy production
✔ Strong deoxidizing ability improves melt consistency and steel quality
✔ Optimizes furnace efficiency, reducing energy consumption and slag formation
✔ Ideal for large-scale steelmaking, ferroalloy production, and foundry applications
Manufacturing Process
- High-quality raw materials are selected for FeSi 75 production
- Reduction smelting process used to achieve 75% silicon content
- Cooling and crushing for different forms (lumps, granules, powder)
- Impurity control ensures low sulfur, phosphorus, and ash levels
- Final inspection, testing, and packaging for secure and efficient delivery
Packaging & Logistics
- Available in 25 kg, 50 kg bags
- 1-ton jumbo bags for bulk buyers
- Moisture-proof and export-grade packaging for safe transport
- Shipping via sea, rail, or truck
- Lead time: 7–15 business days
FAQ
Q1: What is the typical use of FeSi 75 in steelmaking?
FeSi 75 is primarily used as a deoxidizer and silicon source in electric arc furnaces (EAF) and induction furnaces.
Q2: What makes FeSi 75 ideal for ferroalloy production?
FeSi 75 offers a stable silicon content (75%) and low impurities, making it perfect for alloy smelting and ferroalloy production.
Q3: What size options are available for FeSi 75?
We offer FeSi 75 in lump, granule, and powder forms. Custom sizes can also be provided based on your requirements.
Q4: Does FeSi 75 meet international quality standards?
Yes, it is certified to ISO 9001 and SGS, and we provide a Certificate of Analysis (COA) for each batch.
Call to Action
Contact us today for pricing, samples, or technical support on Premium Ferrosilicon 75 FeSi for Metallurgy. We offer high-quality products, reliable supply, and expert support for your industrial applications.

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