Atomfair High-Flow Beta Silicon Carbide Powder (3C-SiC), >98% Purity, D50 2.76 μm
Product Description
Atomfair High-Flow Beta Silicon Carbide Powder (3C-SiC) is supplied with >98% purity, D50 2.76 μm particle size, and a regular, rounded particle morphology with good flowability and dense-packing characteristics. It is intended for 3D printing, ceramics, spraying, and composite-materials research.
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Technical Specifications
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Customization & Ordering
Custom particle-size and purity requirements may be evaluated for selected
grades upon request. Alternative package sizes may also be available.
Minimum order quantities, pricing, and lead times vary by specification and
will be confirmed during technical review and quotation.
Key Features and Advantages
- Defined >98% purity grade with D50 2.76 μm particle size.
- Regular, rounded particle morphology with good flowability and cleanliness.
- High filling density and good moldability for formulation and feedstock evaluation.
APPLICATION SCOPE: 3D printing, ceramics, spraying, and composite-materials research
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation. Additional documentation requirements may be discussed before order confirmation.
LABORATORY PROCUREMENT SUPPORT
For grade selection, particle-size confirmation, documentation support or custom specification review, contact our technical sales team.
How does the regular rounded morphology of this beta-SiC powder affect flowability and packing density in 3D printing feedstocks?
The regular, rounded particle morphology directly improves flowability and enables dense packing, which is critical for consistent layer deposition in 3D printing and high green density in ceramic forming. The source specifies a tap density of 1.18 g/cm³ and a D50 of 2.76 μm, with D10 of 1.55 μm and D90 of 4.62 μm, indicating a narrow, well-controlled particle size distribution that minimizes bridging and agglomeration during feedstock processing.
What are the key impurity constraints for this 3C-SiC powder when used in high-temperature ceramic or composite applications?
The powder has a defined impurity profile with Fe₂O₃ < 0.2%, SiO₂ < 0.3%, free silicon (F.Si) < 0.2%, and free carbon (F.C) < 0.05%. These low impurity levels are essential to avoid unwanted secondary phases or grain-boundary weakening during sintering or high-temperature processing, particularly in structural ceramics and composite matrices where phase purity directly influences mechanical and thermal performance.
What infrastructure or handling requirements are needed for processing this beta-SiC powder in spray or composite applications?
The powder's high flowability and regular morphology reduce the need for aggressive deagglomeration, but standard powder handling precautions for fine ceramic particulates apply, including local exhaust ventilation and personal protective equipment to avoid inhalation. The source notes that a Safety Data Sheet (SDS) is available upon request, and batch-specific COA can be provided for confirmation of the >98% purity and particle size distribution before order confirmation.
Atomfair High-Flow Beta Silicon Carbide Powder (3C-SiC) with >98% purity, D50 2.76 μm, and regular rounded morphology offers good flowability and dense packing, suited for 3D printing, ceramics, and composite research. Processors must account for the impurity profile and particle size distribution tail when targeting high-purity or narrow-PSD applications.
Positive
- Regular rounded morphology for flowability: The regular, rounded particle shape enhances flowability, making it suitable for 3D printing and spraying processes where consistent powder feeding is critical.
- High tap density for dense packing: With a tap density of 1.18 g/cm³, the powder packs densely, improving moldability and feedstock formulation for ceramic and composite manufacturing.
Trade-offs
- Purity >98% limits high-purity use: The >98% purity grade, with Fe2O3<0.2% and SiO2<0.3%, may not meet the stringent requirements of advanced electronic ceramics or high-performance composites where ultra-high purity is needed.
- Particle size distribution includes coarse tail: D90 of 4.62 μm and D97 ≤5.55 μm indicate a fraction of coarser particles that could affect sintering uniformity or require classification for fine powder applications.
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).
