Silicon Carbide (SiC) – High Quality Industrial Material for Advanced Applications
Silicon Carbide (SiC) is a high-performance industrial abrasive and metallurgical material widely used in steelmaking, casting, ceramics, and refractory industries. It is valued for its extreme hardness, high thermal stability, and excellent deoxidation performance, making it an essential raw material for improving steel quality, reducing impurities, and enhancing furnace efficiency in modern metallurgical processes.
Typical Specifications and Technical Parameters of Silicon Carbide
| Parameter | Specification |
|---|---|
| Product Name | Silicon Carbide (SiC) |
| SiC Content | 85% – 99% (varies by grade) |
| Free Carbon | ≤2.0% |
| Free Silicon | ≤1.5% |
| Fe2O3 | ≤0.5% |
| Hardness | Mohs 9.2–9.5 |
| Melting Point | ~2700°C |
| Color | Black / Green |
| Form | Lump / grain / powder |
| Size Range | 0–1mm, 1–10mm, 10–50mm |
| Application | Steelmaking / casting / abrasives / refractory |
Industrial Performance and Applications of Silicon Carbide
Silicon Carbide is widely used due to its unique combination of hardness, thermal resistance, and chemical stability.
In steelmaking, SiC acts as a powerful deoxidizer and carburizer, helping to remove oxygen from molten steel while simultaneously increasing carbon content in a controlled way. This improves steel purity, enhances mechanical strength, and reduces production costs compared to traditional materials like ferrosilicon and carbon additives.
In casting applications, Silicon Carbide improves graphite formation, casting fluidity, and wear resistance, making it ideal for gray iron and ductile iron production.
In refractory materials, SiC provides excellent thermal shock resistance and high-temperature stability, making it suitable for furnace linings, kiln furniture, and high-temperature structural components.
Its combination of chemical stability and thermal performance makes it a key material in advanced metallurgy and industrial manufacturing systems.
Silicon Carbide Grade Comparison in Industrial Use
SiC 85% vs SiC 90%
SiC 85% is a cost-effective grade widely used in general steelmaking and foundry applications. It provides stable deoxidation performance at a lower cost, making it suitable for bulk industrial production.
SiC 90% offers higher purity and improved reaction efficiency, making it more suitable for higher-grade steel and precision casting applications, where better control of impurities is required.
SiC 90% vs SiC 98% (Green Silicon Carbide)
SiC 98% is a high-purity grade commonly used in advanced ceramics, abrasives, and high-performance metallurgical applications.
Compared to SiC 90%, it offers higher hardness, better thermal stability, and cleaner chemical composition, but at a higher production cost. It is mainly used in precision industries rather than bulk steelmaking.
SiC vs Ferrosilicon (FeSi)
Silicon Carbide provides both deoxidation and carburizing effects simultaneously, while ferrosilicon mainly serves as a deoxidizer and silicon additive.
SiC is more efficient in reducing oxygen content and improving carbon control in steel, while FeSi is more stable and widely used in conventional steelmaking processes.
Why Silicon Carbide Is Widely Used in Metallurgical Industry
Silicon Carbide is widely used because it offers high efficiency, cost reduction, and improved steel quality.
It reduces the need for multiple additives by combining deoxidation and carburization functions in a single material. This improves production efficiency and reduces energy consumption in steelmaking.
Its high thermal resistance also allows it to perform effectively in extreme furnace conditions, making it a reliable material for continuous industrial operations.
Conclusion: Industrial Value of Silicon Carbide
Silicon Carbide is a critical industrial material that combines high hardness, thermal stability, and metallurgical efficiency. It is widely used in steelmaking, casting, abrasives, and refractory industries due to its ability to improve product quality while reducing production costs.
FAQ for Buyers and Industrial Users
What is Silicon Carbide used for?
It is used in steelmaking, casting, abrasives, and refractory industries.
Is SiC better than ferrosilicon?
SiC offers both deoxidation and carburizing effects, making it more efficient in some applications.
What is the main benefit of SiC in steelmaking?
It improves steel purity and increases carbon efficiency.
What are the common SiC grades?
Common grades include 85%, 90%, and 98% purity levels.
Can SiC be used in casting?
Yes, it improves graphite formation and casting quality.
Is SiC heat resistant?
Yes, it has extremely high thermal stability up to ~2700°C.
Get High Quality Silicon Carbide Supply
We supply high-performance Silicon Carbide for global industrial applications:
SiC 85% / 90% / 98% available
Stable chemical composition and size distribution
Suitable for steelmaking, casting, and refractory use
Bulk supply with consistent quality control
📩 Email: market@zanewmetal.com
📱 WhatsApp: +86 15518824805
Contact us today for a fast quotation and technical support within 24 hours.
Why Choose ZhenAn Silicon Carbide (SiC)?
European buyers sourcing silicon carbide prioritize consistent purity, particle size control, thermal performance, and reliable supply for industrial applications such as metallurgy, abrasives, and refractory production. ZhenAn aligns with these procurement requirements.
1. Stable SiC Content & Quality Control
ZhenAn silicon carbide offers consistent SiC purity with controlled free carbon and impurities, ensuring stable performance in high-temperature industrial processes.
2. Wide Grade & Size Options
Available in multiple grades and particle sizes to support different applications, including steelmaking, foundry use, and refractory materials.
3. Excellent Thermal & Abrasion Performance
High hardness and thermal stability improve efficiency in deoxidation, wear resistance, and refractory strength-critical for demanding European industrial standards.
4. EU-Oriented Documentation Support
We provide COA, SDS, and export documentation to support smooth customs clearance and compliance requirements.
5. Stable Supply & Factory Pricing
Consistent production capacity ensures reliable delivery, while direct factory supply provides competitive pricing and cost efficiency.
Conclusion
ZhenAn silicon carbide delivers what European buyers value most: stable quality, flexible grades, and dependable supply for industrial-grade performance requirements.
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