Atomfair Beta Silicon Carbide Powder (3C-SiC), >99% Purity, D50 84.1 μm – Thermal Conductivity and Microwave Absorption
Product Description
Atomfair beta Silicon Carbide Powder (3C-SiC) is supplied with >99% purity, D50 84.1 μm particle size, and a cubic beta-SiC (3C-SiC) crystal structure. It is intended for thermal-conductive fillers, microwave-absorbing materials, and dielectric or insulation 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 >99% purity grade with D50 84.1 μm particle size.
- Complete-crystal, low-defect cubic beta-SiC powder format with high density.
- Low oil-absorption behavior with tunable dielectric performance for functional filler evaluation.
APPLICATION SCOPE: thermal-conductive fillers, microwave-absorbing materials, and dielectric or insulation 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.
What particle size distribution and tap density are specified for Atomfair 3C-SiC beta silicon carbide powder?
Atomfair supplies this beta SiC powder with D10 49.8 μm, D50 84.1 μm, D90 138 μm, and D97 ≤163 μm, plus a tap density of 1.96 g/cm³. This defined size profile and powder density are relevant for evaluating thermal-conductive fillers, microwave-absorbing materials, and dielectric or insulation materials research.
Can this 3C-SiC powder be used for both thermal-conductive filler and microwave-absorbing applications?
Yes, the stated application scope includes thermal-conductive fillers, microwave-absorbing materials, and dielectric or insulation materials research. The product description also cites low oil-absorption behavior and tunable dielectric performance as features supporting functional filler evaluation.
What safety and quality documentation can be supplied with this Atomfair beta SiC powder?
A COA and SDS can be provided upon request for batch-specific confirmation of the stated >99% purity and impurity profile. Additional documentation requirements may be discussed before order confirmation.
Atomfair Beta Silicon Carbide Powder (3C-SiC) is a >99% pure cubic beta-phase grade with D50 84.1 μm, D97 ≤163 μm, tap density 1.96 g/cm³, and a low-defect, complete-crystal powder format intended for thermal-conductive filler, microwave-absorbing, and dielectric insulation research. The principal trade-off is that the standard particle-size grade is fixed; custom particle-size or purity specifications are evaluated only for selected grades upon request.
Positive
- Defined >99% purity and D50 84.1 μm: The powder is supplied at >99% purity with D10 49.8 μm, D50 84.1 μm, D90 138 μm, and D97 ≤163 μm, providing a characterized particle-size distribution for functional filler evaluation.
- Low-defect cubic beta-SiC with low oil absorption: The complete-crystal, low-defect 3C-SiC phase presents low oil-absorption behavior and tunable dielectric performance, supporting evaluation in thermal-conductive, microwave-absorbing, and dielectric insulation applications.
Trade-offs
- Standard fixed particle-size and purity grade: The product is supplied only as the listed >99% purity, D50 84.1 μm grade; custom particle-size or purity requirements are not standard and are evaluated only for selected grades upon request.
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).



