
Ferro Silicon Aggregate
Ferro Silicon is a high-quality iron-silicon alloy, primarily supplied as an aggregate. This product contains about 75% silicon, making it suitable for various applications such as steelmaking and cast iron production. Zenco Systems Ltd supplies Ferro Silicon in bulk and various packaging options.
Also known as: FeSi, Ferro Silicon, Ferrosilicon 75, FeSi75
- Packaging
- Bulk delivery · Drums for easy handling
- Supply basis
- Quotation against specification
About Ferro Silicon Aggregate
Ferro Silicon, known as FeSi, is a ferrous alloy primarily consisting of iron and silicon, typically in a 75% silicon grade. This alloy is derived from the reduction of silica with iron in high-temperature furnaces, resulting in a product that possesses both metallic silicon and iron properties. The 75% grade stands out for its optimized composition, offering enhanced deoxidation mechanisms that distinguish it from lower-grade alternatives, making it particularly impactful in industrial applications such as steelmaking and casting. The composition of Ferro Silicon typically ranges from 15% to 90% silicon, expertly blended with controlled amounts of elements like aluminum and carbon. This specific balance imparts valuable mechanical and structural properties, enhancing the strength and hardness of steel and cast iron while also improving fluidity during casting processes. Such characteristics contribute to the reliability and durability of products manufactured from these alloys in demanding environments. In service, Ferro Silicon boasts impressive temperature limits and density, which makes it effective in enhancing the thermal responsiveness of metallurgical processes. Its high silicon content facilitates the exothermic reactions that occur during deoxidation, providing a cleaner metallurgical product and improving overall furnace efficiency. Additionally, its stability ensures continuous performance under high temperatures, crucial for maintaining the integrity of manufacturing operations in the steel and foundry industries. Ferro Silicon is available in bulk forms, including drums and bags of 25 kg or 10 kg, allowing buyers to select according to their operational needs. When ordering, it is essential to confirm specific needs regarding composition for targeted applications, along with preferred packaging formats. Zenco Systems Ltd provides reliable supply across Nairobi and the broader East African region, ensuring a consistent availability of high-quality Ferro Silicon for various industrial needs.
Technical Specification
† Indicative figures for this material class. Grade, density and temperature rating vary between manufacturers, so these are confirmed against the manufacturer's datasheet for the grade supplied when we quote. Request the datasheet for the certified values.
Key Properties
- High silicon content up to 75%
- Excellent deoxidizing agent
- Low impurity levels of Al, C, P, S
- Enhances steel strength
- Improves cast iron properties
- Aggregated form for easy handling
- Compatibility with various metallurgical applications
- Contributes to higher melting point alloys
- Supports efficient furnace operation
- Can be used in nugget form for precision applications
- Reduces metal oxidation during processing
- Useful in increasing hardness of steel
Applications
The primary application of Ferro Silicon is as a deoxidizer and alloying agent in steelmaking, where it enhances the quality of steel by removing impurities and improving mechanical properties.
- Deoxidizer in steelmaking
- Alloying agent production
- Inoculant in cast iron production
- Manufacture of silicon steels for electromotors
- Feedstock in ferroalloy production
- Nodulizer for cast iron
- Used in Electric Arc Furnaces (EAF)
- Utilized in Basic Oxygen Furnaces (BOF)
- Enhances steel production efficiency
- Supports manufacturing of transformer cores
- Used in foundry applications
- Improves mechanical properties of castings
- Applied in specialized steel compositions
- Acts as a reducing agent in metallurgical processes
- Forms part of compositional control in alloys
- Essential for high-quality steel production
Industries served
Forms, Sizes & Packaging
Packaging
Bulk, Drums, Bulk Bags, 25 kg Bags, 10 kg Bags
Supply Region
Kenya, East Africa
Supplier
Zenco Systems Ltd
Packaging options
- Bulk delivery
- Drums for easy handling
- 25 kg polyethylene bags
- 10 kg bags for small orders
Selection & Installation Guidance
Ferro Silicon is often compared to silicon metal and other ferroalloys like ferromanganese. Silicon metal may be chosen when higher purity levels are necessary, especially in applications that require lower levels of impurities such as aluminum and carbon. On the other hand, Ferro Silicon provides both silicon and iron, making it suitable when both elements are required to enhance metallurgical processes. Buyers may opt for Ferro Silicon for cost efficiency while still achieving necessary performance metrics, especially where the heat rise from Si-O₂ formation is beneficial.
Installation
Handle with care; use appropriate PPE during installation.
Ferro Silicon (FeSi) is a crucial ferrous alloy consisting primarily of iron and silicon, with a standard silicon content typically around 75%. This alloy plays an essential role in various metallurgical processes, acting as a key deoxidizing agent and alloying element in both steelmaking and cast iron manufacturing. At Zenco Systems Ltd, we offer Ferro Silicon in bulk form to provide cost-effective solutions for industries requiring substantial quantities for their operations. Our product is conveniently available in multiple packaging options, including bulk, drums, and flexible bag sizes, to meet the diverse logistical demands of our clientele. In the context of the East African market, Ferro Silicon is indispensable in Electric Arc Furnace (EAF) steelmaking, where it significantly enhances the deoxidation process. This ensures optimal steel quality, critical for applications in structural components and fabrication. Additionally, it is utilized as an inoculant in cast iron production, enhancing nodularity and overall material properties, crucial for producing high-strength castings used in construction and heavy machinery. Equipment such as cement kilns and industrial furnaces greatly benefit from the presence of Ferro Silicon, which not only aids in production efficiency but also improves the quality of the end products. The typical composition of Ferro Silicon at our facility contains a silicon level of no less than 70%, with controlled levels of aluminum capped at 1.5%, carbon limits not exceeding 0.10%, phosphorus restricted to 0.04%, and sulphur limited to 0.02%. These specifications are vital for clients aiming to meet particular performance standards in their metallurgical processes. For example, buyers focused on low impurity levels may prioritize specific grades of Ferro Silicon that align with their operational needs, ensuring compatibility with their production methodologies. We are committed to maintaining a well-stocked inventory to facilitate the prompt fulfillment of orders throughout East Africa. Our reliable delivery options ensure that customers receive their Ferro Silicon in an optimal condition for immediate use. Whether you require bulk supplies for ongoing projects or specific grades for specialized applications, we can meet your needs effectively. For personalized service and insights into how Ferro Silicon can enhance your operations, please contact us for more information tailored to your business requirements.
Safety & Handling
Ferro Silicon should be stored in a dry, cool area, protected from moisture. Use proper PPE, like gloves and masks, when handling to ensure safety. It's advisable to stack the bags securely to avoid hazards during storage.
Documentation
The manufacturer's technical datasheet and safety data sheet for the grade supplied are issued with every quotation, and name the certified values for this material.
Related Products
More equipment in Refractory Bricks




Related Guides & Categories
Frequently Asked Questions
What is Ferro Silicon used for?
Ferro Silicon is primarily used as a deoxidizer and alloying agent in steelmaking.
What is the silicon content in Ferro Silicon?
Ferro Silicon typically contains around 75% silicon.
How is Ferro Silicon packaged?
Ferro Silicon is available in bulk, drums, and various bag sizes.
Is Ferro Silicon suitable for cast iron production?
Yes, it serves as an inoculant in cast iron production.
What industries use Ferro Silicon?
Common industries include steelmaking, foundry, and electrical steel manufacturing.
What are the benefits of using Ferro Silicon?
Ferro Silicon enhances metallurgical properties and improves metal strength.
Request a Quotation for Ferro Silicon Aggregate
Tell us the grade, dimensions and quantity you need and we will come back with a price, the manufacturer's datasheet and lead time for your order.