Atomfair High-Purity Alpha Silicon Nitride (Si3N4) Ceramic Powder, Alpha Phase ≥90%, D50 ≤0.68 μm, 3N (99.9% purity)
Product Description
Atomfair High-Purity Alpha Silicon Nitride (Si3N4) Ceramic Powder is supplied as gray powder with Alpha phase ≥90% and the stated particle-size specification. It is intended for ceramic materials and silicon nitride materials research. 3N (99.9% purity) grade.
Technical Specifications |
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Customization & Ordering
Custom specifications, quantities, and packaging may be available upon request. Minimum order quantities, pricing, and lead times will be confirmed during technical review and quotation.
Key Features and Advantages
- Alpha-phase silicon nitride grade with a defined phase proportion.
- D50 particle size of ≤0.68 μm for fine ceramic powder processing.
- Controlled nitrogen, free silicon, carbon, and oxygen specifications.
APPLICATION SCOPE: ceramic materials and silicon nitride materials research.
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
Atomfair High-Purity Alpha Silicon Nitride (Si3N4) Ceramic Powder with alpha phase ≥90% and D50 ≤0.68 μm offers a controlled impurity profile for research in advanced ceramics. The fine particle size and high alpha content facilitate reactive sintering, but residual oxygen and iron levels require consideration for ultra-high-purity applications.
Positive
- High alpha phase and fine particle size: Alpha phase ≥90% and D50 ≤0.68 μm enable high reactivity and uniform densification during sintering, critical for achieving fine-grained silicon nitride ceramics with enhanced mechanical properties.
- Controlled impurity profile: Tightly controlled Fe, Al, Ca, free Si, C, and O levels ensure consistent ceramic quality and minimize secondary phases that could degrade performance in structural or electronic applications.
Trade-offs
- Residual oxygen and iron content: Oxygen ≤3.0% and iron ≤1800 ppm may limit suitability for ultra-high-purity applications, such as advanced electronic substrates or optical components, where lower impurity levels are required.
- Alpha phase not fully pure: Alpha phase ≥90% means up to 10% beta or amorphous content, which can affect sintering behavior and final phase composition, requiring careful process optimization.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
