Silicon Slag 45
Silicon Slag 45 (SiSlag45)
"SiSlag45: The Budget-Friendly Powerhouse for Steelmaking!"
Cost-Effective Steelmaking | General Casting
SiSlag45 is a premium industrial slag with 45% silicon content, formulated for efficient metal casting processes.
Its balanced composition ensures rapid melting and slag formation, ideal for aluminum and steel foundries requiring cost-effective solutions.

Why Choose Silicon Slag 45 ?
✨ Fast melting kinetics reduce energy consumption
✨ Optimized slag viscosity for smooth pouring
✨ Low residual impurities enhance metal purity
✨ Cost-Effective: 30% lower cost than primary ferrosilicon.
✨ Fast Melting: Optimized particle size for quick reaction in steelmaking.
✨ Eco-Friendly: Repurposes industrial byproducts, reducing waste.
The Specifications of Silicon Slag 45
Chemical Composition
| Element | Si ≥ (%) | Fe ≤ (%) | C ≤ (%) | Al ≤ (%) | Ca ≤ (%) | S ≤ (%) | P ≤ (%) | H₂O ≤ (%) | Oxides ≤ (%) |
|---|---|---|---|---|---|---|---|---|---|
| Content | 45 | 2.5 | 4.0 | 2.0 | 17 | 0.1 | 0.04 | 1.0 | 28 |
Production Process
Raw Material Sourcing: Selectively imported quartzite with ≤0.1% impurities.
Arc Furnace Smelting: 1600-1800°C reduction under controlled O₂ levels.
Post-Processing: Water quenching (Grades 45-60) / Gas-atomized granulation (Grades 65-75).
Applications
Aerospace & Defense
Used in the production of lightweight, high-strength aluminum-silicon alloys for aircraft components.
Electronics Manufacturing
Ideal for semiconductor wafer production and photovoltaic cell manufacturing due to its low metal impurity profile.
Medical Devices
Trusted in the production of biocompatible implants where material purity is critical for patient safety.
| Industry | Typical Applications | Customer Benefits |
|---|---|---|
| Steelmaking | Deoxidizer/Alloying Additive | Reduces cost per ton by 8-12% |
| Casting | General foundry applications | Improves casting yield by 20% |

Why Our Silicon Metal Stands Out?
Bulk Discounts
Competitive pricing for large orders.
Certificates
Third-party inspection reports available.
25+ Years Expertise
China's Top 5 silicon slag exporter (2023 SMM Ranking).
Everything You Need to Know
Q: What is the minimum order quantity (MOQ) for Silicon Slag 45 silicon metal?
A: MOQ is 25 ton for trial orders.
Q: Can you customize the chemical composition?
A: Yes, we can adjust Si content and impurity levels.
Q: Is SiSlag45 suitable for steelmaking?
A: Absolutely! It's a cost-effective deoxidizer for steel production.
Q: Can SiSlag45 be used in continuous casting?
A: Yes, its viscosity profile suits both batch and continuous casting systems.
Q: What is the typical particle size of SiSlag45?
A: We offer a range of particle sizes, from fine granules to larger chunks. You can choose the size that best suits your application.
Q: How does SiSlag45 improve casting yield?
A: Its fast melting property and ability to enhance the fluidity of molten metal contribute to better casting quality and higher yields.
Q: Is SiSlag45 suitable for use in high-temperature applications?
A: Yes, SiSlag45 has good heat resistance and is suitable for various high-temperature manufacturing processes.
Q: Can I get a sample of SiSlag45 before placing a large order?
A: Absolutely! We are happy to provide you with a sample so that you can test its quality and performance.
Q: What is the delivery time for SiSlag45?
A: Delivery time depends on the order quantity and your location. Our team will provide you with an estimated delivery time when you place your order.
Q: How should I store SiSlag45?
A: Store SiSlag45 in a dry and well-ventilated area to prevent moisture absorption.
Q: Does SiSlag45 contain any harmful substances?
A: SiSlag45 is produced using high-quality raw materials and does not contain any harmful substances that could affect your production process or the environment.
Q: Can SiSlag45 be used in combination with other materials?
A: Yes, SiSlag45 can be easily combined with other materials in various manufacturing processes to achieve the desired properties.
Q: What is the price range of SiSlag45?
A: The price of SiSlag45 may vary depending on factors such as market conditions and order quantity. Please contact our sales team for a detailed quote.
Q: Do you offer technical support for using SiSlag45?
A: Our professional team is always available to provide technical support and answer any questions you may have regarding the use of SiSlag45.
If you have any other questions, feel free to contact our support team. We're here to help you find the best ferrosilicon solutions for your needs!
Need a Custom Formula?
📩 Contact us today to discuss your requirements!
📞 Get a Quote: Click to chat with our experts for a customized solution.
📦 Request Samples: Test our SiSlag45 risk-free.
🌍 Global Delivery: Reliable logistics for seamless cross-border shipments.
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