High Purity Silicon Metal Powder 99.8%
Stable particle uniformity guarantees smooth melting and predictable reaction control.
Tailored for global manufacturers demanding precision, purity, and long-term reliability.
Industrial Applications and Technical Performance of Si Micro Powder 99.8%
High-purity silicon micro powder is refined through advanced air classification, multi-stage magnetic separation, and closed-loop grinding technology. With 99.8% silicon content, it ensures exceptional chemical purity and heat resistance, making it suitable for aluminum-silicon alloys, chemical additives, and high-temperature resistant materials.
Its fine particle texture minimizes oxidation, improves metal flow, and supports uniform alloy formation. In silicone-based industries, it enhances polymerization efficiency and improves product transparency. Each batch is verified for composition, moisture, and particle uniformity to meet international export requirements.
Key Technical Parameters and Composition Overview of Si Micro Powder 99.8%
| Parameter | Value | Function |
|---|---|---|
| Si Purity | ≥ 99.8% | Provides clean alloy reaction and stability |
| Fe | ≤ 0.16% | Strengthens structure and improves final alloy performance |
| Al | ≤ 0.11% | Maintains clarity in chemical synthesis |
| Ca | ≤ 0.04% | Reduces oxidation and inclusion formation |
| Particle Size (D50) | 25–35 µm | Ensures smooth blending and dispersion |
| Moisture | ≤ 0.07% | Enhances storage and handling safety |
Advanced Manufacturing Environment and Process Management of Si Micro Powder 99.8%


Controlled Packaging and Inspection Units Ensuring Export-Level Consistency
FAQ
1. What industries use Silicon Micro Powder 99.8%?
It's mainly used in alloy manufacturing, silicone polymers, and refractory production.
2. Can I request specific mesh sizes or purity grades?
Yes, both particle size and purity can be customized according to your production needs.
3. How is export quality guaranteed?
Each lot undergoes full laboratory analysis for chemical composition, particle size, and moisture.
4. What packaging formats are available?
PE-lined kraft bags (25 kg) or jumbo sacks (1 ton), heat-sealed and palletized for export safety.
5. What makes your company a dependable partner?
Certified production, customizable solutions, efficient communication, and reliable global logistics.
Our qualifications

CE

ISO9001

ISO14001

ISO45001

SGS
Contact Us for Inquiries and Cooperation
Please send us your preferred purity, particle size, and destination port. Our export department will provide a detailed quotation, attach recent testing data, and arrange a secure shipping plan to ensure your silicon micro powder order is delivered promptly and safely.
📩 Email: sale@zaferroalloy.com
🌐 Get in touch today to request a quotation or product specification sheet
- we will respond within 24 hours.
Let's work together to achieve better results in your metallurgical and chemical production processes.
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