Atomfair Vanadium Carbide (VC) Powder, Total Carbon ≥17.4%, Free Carbon ≤1.0%, FSSS 2.0–4.0 μm
Product Description
Atomfair vanadium carbide (VC) powder is supplied as grey powder with a total carbon specification of ≥17.4%, free carbon ≤1.0%, oxygen ≤0.50%, nitrogen ≤0.30%, and FSSS 2.0–4.0 μm. It is intended for hard alloy additive research.
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Technical Specifications
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Customization & Ordering
Custom composition and particle-size 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 composition and particle-size specification for hard alloy materials research.
- Source-defined chemical composition and impurity limits are listed for technical review.
- Powder format suitable for cermet or hard alloy additive research.
APPLICATION SCOPE: hard alloy additive research
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
LABORATORY PROCUREMENT SUPPORT
For grade selection, particle-size confirmation, documentation support or custom specification review, contact our technical sales team.
What is the significance of the free carbon limit of ≤1.0% in Atomfair Vanadium Carbide (VC) powder for hard alloy additive research?
The free carbon limit of ≤1.0% is specified to control uncombined carbon that could negatively affect the mechanical properties of the resulting hard alloy composite. The total carbon is ≥17.4%, ensuring stoichiometric VC, while the low free carbon minimizes detrimental carbon-rich phases during sintering.
How does the FSSS particle size of 2.0–4.0 μm influence the performance of VC powder in cermet or hard alloy applications?
The Fisher Sub-Sieve Sizer (FSSS) particle size range of 2.0–4.0 μm provides a balance between reactivity and packing density. This range is suitable for uniform dispersion in matrix materials, promoting consistent densification and mechanical properties. The powder is intended for hard alloy additive research, where particle size affects sintering kinetics and final microstructure.
What are the critical impurity limits in Atomfair VC powder and how do they affect hard alloy research?
The powder specifies maximum impurity levels: Fe ≤0.10%, Ca ≤0.05%, Al ≤0.02%, Si ≤0.20%, Na ≤0.01%, oxygen ≤0.50%, and nitrogen ≤0.30%. These controlled impurities prevent formation of brittle intermetallic phases or oxide inclusions, which can degrade wear resistance and toughness in hard alloy composites. The COA and SDS can be provided for batch-specific confirmation.
Atomfair vanadium carbide (VC) powder provides a defined composition (total carbon ≥17.4%, free carbon ≤1.0%) and particle size (FSSS 2.0–4.0 μm) for hard alloy additive research, with specified impurity limits enabling controlled feed material. Custom particle-size or composition requests require technical evaluation and quotation, so standard grades are recommended for immediate procurement.
Positive
- Defined composition and particle size: The product specifies total carbon ≥17.4%, free carbon ≤1.0%, and FSSS 2.0–4.0 μm, providing a consistent powder for reproducible cermet or hard alloy additive research.
- Controlled impurity limits: Listed impurity caps (Fe ≤0.10%, Ca ≤0.05%, Al ≤0.02%, Si ≤0.20%, Na ≤0.01%) and oxygen ≤0.50% / nitrogen ≤0.30% support predictable additive behavior in matrix formulations.
Trade-offs
- Customization requires evaluation: Custom composition or particle-size requests are not standard and must be evaluated for selected grades, with MOQs, pricing, and lead times confirmed only after technical review and quotation.
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).

