High Purity Industrial Silicon Metal Powder 99.7%
Designed for industrial alloy smelting, silicone polymer production, and refractory manufacturing.
Offers precise particle uniformity, stable oxidation control, and smooth blending performance.
Packaged in 25 kg PE-lined kraft bags or 1-ton jumbo sacks, moisture-proof and export-ready.
Comprehensive Overview and Industrial Use of Silicon Metal Powder 99.7%
High Purity Industrial Silicon Metal Powder 99.7% is a fine-grain metallurgical material engineered for precise alloy composition and chemical synthesis. It is processed through vacuum refining, controlled milling, and magnetic separation, ensuring low impurity levels and consistent granularity.
This powder enhances alloy performance by improving fluidity, oxidation stability, and reaction control. It is widely used in aluminum-silicon alloys, silicone resin manufacturing, and high-temperature composites. Each batch is evaluated for particle size distribution, density, and chemical purity to maintain consistent industrial performance across different production systems.
Technical Data - Silicon Metal Powder 99.7%
| Composition | Si ≥99.7% | Fe ≤0.17% | Al ≤0.10% | Ca ≤0.04% | C ≤0.018% | O₂ ≤0.08% |
|---|---|---|---|---|---|---|
| Physical Property | D50: 25–35 µm | Density: 1.25 g/cm³ | Moisture ≤0.06% | Color: Metallic Gray | Flowability: Excellent | Stability: High |
Modern Manufacturing Environment for Silicon Micropowder Processing


Automated Packaging and Inspection Units Ensuring Export-Level Consistency
Product Advantages
High Chemical Stability: Performs reliably in high-temperature, oxidation-sensitive environments.
Consistent Particle Distribution: Enables clean alloy fusion and uniform reaction outcomes.
Excellent Purity Control: Reduces contamination risks and enhances product lifespan.
Frequently Asked Questions
1. Where is Silicon Metal Powder 99.7% mainly applied?
It's used in alloy casting, silicone material synthesis, and refractory systems requiring high purity.
2. Can the purity or mesh size be customized?
Yes, we support flexible customization for particle size, purity level, and labeling upon request.
3. How do you guarantee stable export quality?
Each lot is inspected for impurities, moisture, and particle uniformity before shipment, with COA provided.
4. What packaging is available for export?
We offer 25 kg PE-lined kraft bags and 1-ton jumbo sacks, sealed and palletized for safe international transport.
5. What sets your company apart?
Advanced facilities, consistent quality assurance, responsive customer service, and proven export reliability.
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