High Purity Silicon Metal Powder 99.7% For Alloy Refining
Uniform composition ensures smooth reactivity and stable performance.
Crafted for manufacturers focused on precision, efficiency, and consistent output.
Comprehensive Product Insight into High-Purity Silicon Metal Powder
These high-purity silicon metal powders are produced using advanced crushing, magnetic separation, and multi-stage purification. With a silicon purity of 99.7%, they provide high reactivity, excellent heat resistance, and reliable chemical stability. The product is commonly used in aluminum-silicon alloys, silicone-based materials, and specialized refractories.
Their consistent size and clean surface promote easy blending, low oxidation, and better flow performance during processing. In chemical production, these granules act as a pure silicon source for polymers and coatings, ensuring steady chemical conversion rates. Each shipment is tested for purity, particle distribution, and moisture content to maintain international export quality.
Physical Characteristics and Analytical Testing Values of High-Purity Silicon Metal Powder
| Parameter | Standard Range |
|---|---|
| Si Purity | ≥ 99.7% |
| Fe | ≤ 0.16% |
| Al | ≤ 0.12% |
| Ca | ≤ 0.05% |
| C | ≤ 0.02% |
| Average Particle Size | 35–55 µm |
| Bulk Density | 1.27 g/cm³ |
| Moisture | ≤ 0.07% |
Global Partner Visits and Industrial Collaboration Activities of Silicon Metal powder 99.7%


Product Advantages and Enterprise Capabilities
Product Advantages:
Offers excellent particle uniformity for stable melting and consistent reactivity.
Strong oxidation resistance ensures durability during high-temperature processing.
Promotes clean fusion and uniform alloy composition with minimal slag formation.
Provides superior purity and thermal stability, increasing efficiency in alloy and chemical production.
Company Strengths:
Integrated R&D, production, and export operations under ISO-certified quality systems.
Customizable mesh sizes, purity grades, and private labeling for global clients.
Advanced testing facilities ensure precise quality control and batch consistency.
Professional export team offers fast communication, technical support, and reliable delivery.
Long-term partnerships built on transparency, innovation, and dependable performance.
FAQ
1. What are the main uses of Silicon Metal Powder 99.7%?
They are widely used in aluminum alloy refining, silicone compound manufacturing, and refractory production.
2. Can you adjust particle size or purity for specific processes?
Yes. We can customize granule size and purity between 99.5% and 99.8% according to your needs.
3. How do you ensure product quality for export?
Each lot undergoes ICP testing, moisture inspection, and particle analysis with a COA included.
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