Silicon Carbide 88% Supplier | Low Cost Alternative | For Casting Industry
What is Silicon Carbide 88% for Casting?
Silicon Carbide 88% is a metallurgical-grade material containing approximately 88% SiC, specifically tailored for foundry and casting applications. It acts as both a deoxidizer and a carbon source, ensuring cleaner molten metal and reducing the risk of inclusions or oxidation-related defects.
Its consistent particle size and chemical composition make it ideal for precise control in casting processes, whether in iron or steel foundries. Compared with traditional ferrosilicon or other additives, SiC 88% delivers faster reaction, higher efficiency, and lower overall material consumption.

Why Use SiC 88% in Casting?
Casting processes demand high metal quality and consistent chemical performance. Using Silicon Carbide 88% provides several advantages:
Reduce Casting Defects – By improving deoxidation and controlling oxygen levels, SiC helps minimize porosity, inclusions, and surface defects.
Lower Material Costs – As a dual-function material, it replaces both ferrosilicon and some carbon additives, reducing overall consumption.
Stable Furnace Performance – Its controlled particle size ensures predictable melting and chemical reaction, crucial for large-scale or precision casting.
Foundries using SiC 88% report improved yield, reduced scrap rate, and lower raw material expenditure, making it a cost-effective choice for both small and large foundry operations.
Applications in Casting Industry
Silicon Carbide 88% is widely used in:
Iron and steel casting
Foundry furnaces requiring precise deoxidation
High-temperature metallurgical processes
Situations where reducing material cost without sacrificing quality is critical
By incorporating SiC 88% into casting processes, foundries can achieve cleaner metal, fewer defects, and optimized production efficiency.
Technical Specifications
| Item | Value |
|---|---|
| SiC | ≥ 88% |
| Si | ≥ 55% |
| C | ≥ 28% |
| Fe2O3 | ≤ 2.0% |
| Particle Size | Powder / 0-1mm / 1-3mm (customized) |
| Packing | 1MT jumbo bag / 25kg bag |
Custom particle distributions can be provided for specific casting processes, ensuring optimal performance in deoxidation and carbon adjustment.
Advantages of SiC 88% for Foundries
Silicon Carbide 88% delivers high reactivity in molten metal while maintaining a stable chemical profile. Its dual function as a deoxidizer and carbon additive reduces the need for multiple materials, simplifying furnace operation and lowering costs.
Compared to ferrosilicon or other traditional additives, SiC 88% helps:
Minimize oxidation loss
Improve metal fluidity
Reduce surface defects in castings
Provide consistent chemical performance for batch-to-batch stability
These advantages make it an ideal choice for foundries aiming to improve product quality and reduce operational cost simultaneously.
Packaging and Delivery
We supply SiC 88% in factory-standard jumbo bags or 25kg bags. Bulk orders are supported with reliable delivery timelines of 7–15 days depending on quantity. Custom packing and particle size options are available for specific casting requirements.
Why Choose Us as Your SiC Supplier?
As a direct factory supplier, we focus on stable quality, consistent particle size, and reliable delivery. Our SiC 88% is designed for foundries needing both efficiency and cost-effectiveness. We also provide technical support to optimize material usage and furnace operation, helping foundries save costs while maintaining high-quality castings.
Get Bulk Price for SiC 88% for Casting Today
Reduce casting defects and material costs with our reliable Silicon Carbide 88% supply. Contact us now for quotation, technical guidance, and samples.
Email: market@zanewmetal.com
WhatsApp: +86 15518824805
FAQ
1. Can SiC 88% replace ferrosilicon in casting?
Yes, it can partially or fully replace ferrosilicon while reducing costs and maintaining metal quality.
2. Which particle size is suitable for foundries?
Depending on process requirements, 0-1mm powder or 1-3mm granular SiC works best.
3. How does SiC improve casting quality?
It reduces porosity, oxidation defects, and inclusions by improving deoxidation efficiency and stabilizing molten metal composition.
4. Can it be used in iron and steel foundries?
Yes, it is suitable for both iron and steel casting applications.
5. What is the delivery and packing?
1MT jumbo bags or 25kg bags; custom packaging available.
6. How to ensure consistent quality?
Choose a factory supplier with controlled chemical composition and particle size, like us.
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