High Purity Si Metal Powder 99.6% For Alloy Manufacturing
Consistent particle distribution ensures reliable melting and uniform blending.
Developed for global industries requiring stable composition and high-performance materials.
Application Scope and Material Characteristics of High Purity Silicon Granule Powder 99.6%
This high-purity Si Metal Powder is processed through advanced grinding, multi-stage purification, and precise particle classification. It contains 99.6% active silicon and features minimal impurity content, making it ideal for use in aluminum-silicon alloys, silicone polymer synthesis, and refractory formulations.
The powder's fine and regular granularity ensures smooth flow, quick dissolution, and reduced oxidation during metallurgical operations. In chemical synthesis, it provides predictable reactivity and clean conversion rates, improving product purity. Each shipment is verified for composition, moisture, and particle uniformity to guarantee consistent export-grade quality and performance.
Physical and Chemical Properties of Silicon Granule Powder 99.6%
| Parameter | Standard Value | Technical Purpose |
|---|---|---|
| Silicon (Si) | ≥ 99.6% | Delivers high reactivity and purity for alloy blending |
| Iron (Fe) | ≤ 0.19% | Improves alloy toughness and surface finish |
| Aluminum (Al) | ≤ 0.11% | Maintains clarity in silicone polymerization |
| Calcium (Ca) | ≤ 0.04% | Prevents slag and unwanted reaction residue |
| Carbon (C) | ≤ 0.02% | Enhances uniform melting and thermal balance |
| Grain Size (D50) | 30–45 µm | Supports even distribution and fast mixing |
| Bulk Density | 1.30 g/cm³ | Ensures consistent dosing in automated systems |
| Moisture Content | ≤ 0.08% | Keeps material dry and free-flowing during storage |
| Appearance | Metallic gray fine granules | Smooth texture with subtle metallic sheen |
Worldwide Buyers Inspect Silicon Powder Processing and Discuss Technical Collaboration Opportunities


Advantages of Silicon Granule Powder and Company Competence
Our silicon granule powder delivers stable performance, fine particle balance, and strong oxidation resistance, ensuring clean melting, consistent reactivity, and minimal process waste. Its uniform granularity and high thermal tolerance make it ideal for demanding industrial conditions.
The company integrates R&D, production, and export logistics under ISO9001-certified management. We employ state-of-the-art air classification, impurity filtration, and automated packaging systems to maintain product uniformity. Customization services include adjustable purity levels, particle range selection, and private labeling options. Supported by a dedicated export team and international logistics network, we guarantee timely delivery, quick communication, and professional service for global clients.
FAQ
1. What industries commonly use Silicon Granule Powder 99.6%?
It's mainly applied in aluminum alloy refining, silicone compound synthesis, and refractory material production.
2. Can the product specifications be customized?
Yes. We can tailor purity, particle size, and packaging according to specific production requirements.
3. How do you ensure product consistency?
Each batch undergoes chemical composition analysis, moisture detection, and particle-size evaluation with COA issued.
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