Silicon Metal 441 GradeProduct Overview
Silicon Metal 441 Grade Lump 100mm is a high-quality material used in various industrial applications that require precise silicon control, such as steelmaking, ferroalloy production, and aluminum alloy manufacturing. With a silicon purity of 441 grade, this material offers superior performance in deoxidation, alloying, and carburizing processes.
The 100mm lump size is perfect for high-temperature furnaces, providing optimal dissolution and effective carbon recovery. With low sulfur, ash, and volatile matter, this product ensures cleaner metal production and contributes to improved furnace efficiency. The consistency of the 441 grade also ensures that each batch performs reliably across different industrial applications.
Key Advantages
- 441 grade ensures superior chemical composition and consistency
- 100mm lump size promotes efficient dissolution and reduces energy consumption
- Low sulfur, ash, and volatile matter for cleaner metal production
- High thermal conductivity ensures stable performance in high-temperature environments
- Ideal for steelmaking, ferroalloy production, and aluminum alloy manufacturing
- Enhances carbon recovery and improves metal purity
Technical Specifications
| Parameter | Value |
|---|---|
| Product | Silicon Metal 441 Grade Lump 100mm |
| Si Content | 98–99% |
| Grade | 441 |
| Form | Lump (100mm) |
| Impurities | Low sulfur, ash, and volatile matter |
| Application | Steelmaking, Ferroalloy Production, Aluminum Alloying |
| Certifications | ISO 9001, SGS, COA |
Main Applications
1. Steelmaking
- Carbon adjustment and deoxidizing in electric arc furnaces (EAF)
- Enhancing carbon recovery and improving melt consistency
- Improving the quality of molten steel
2. Ferroalloy Production
- Carbon and silicon addition in ferroalloy furnaces
- Silicon enhancement in ferrochrome and ferrosilicon production
3. Aluminum Alloy Production
- Silicon addition for refining aluminum alloys
- Improves casting properties and reduces defects
4. Metalcasting & Foundries
- Carbon and silicon addition to improve casting quality
- Enhances fluidity and stability in molten metals

Why Choose Silicon Metal 441 Grade Lump 100mm?
✔ 441 grade ensures consistent quality and performance for industrial alloying and deoxidation
✔ 100mm lump size optimizes dissolution, reduces energy consumption, and minimizes waste
✔ Low impurities such as sulfur and ash reduce slag and improve metal purity
✔ Suitable for high-temperature furnaces and large-scale industrial operations
✔ Enhances carbon recovery and supports efficient metal production
Manufacturing Process
- High-quality silicon ore selection
- High-temperature calcination and purification for 98–99% purity
- Lump formation and precise sizing (100mm) for optimal furnace use
- Impurity control through filtration and chemical treatments
- Final inspection and quality testing to ensure consistency and reliability
Packaging & Logistics
- Available in 25 kg, 50 kg bags
- 1-ton jumbo bags for bulk orders
- Palletized and moisture-protected packaging for safe transport
- Shipping options: sea, rail, or truck
- Lead time: 7–15 business days
FAQ
Q1: What industries commonly use Silicon Metal 441 Grade Lump?
It is used in steelmaking, foundries, ferroalloy production, and aluminum alloy manufacturing.
Q2: What is the ideal size for furnace use?
The 100mm lump size is perfect for large-scale industrial furnaces, ensuring uniform dissolution and carbon recovery.
Q3: Is this product compliant with international standards?
Yes, it is certified to ISO 9001 and comes with SGS and COA documentation.
Q4: Can I request samples before placing an order?
Yes, free samples are available for testing to ensure the product meets your specifications.
Call to Action
Contact us today for pricing, samples, or technical support on Silicon Metal 441 Grade Lump 100mm. We provide consistent quality, reliable supply, and expert support for your industrial applications.

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