Expanded Graphite, 500 Mesh, 100 gProduct Type: Carbon material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material form, dimensional range, concentration or package confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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How does the expansion ratio of 150–250 times affect the thermal performance of this 500 mesh expanded graphite powder?
The expansion ratio directly indicates the volume increase upon thermal or chemical treatment, which correlates with interlayer spacing and porosity. For this 500 mesh powder, a ratio of 150–250 times provides a moderate to high expansion, making it suitable for applications like thermal gaskets or insulation where controlled porosity is required. However, the specific thermal conductivity or intercalation capacity is not specified in the product data; the expansion ratio is the primary performance parameter available.
Can this expanded graphite powder be directly incorporated into polymer composites or battery electrode slurries without additional processing?
The 500 mesh particle size (approximately 25 microns) allows for reasonable dispersion in polymer matrices and electrode slurries, but compatibility depends on the binder and solvent system used. The product is supplied as a powder with an expansion ratio of 150–250 times, meaning it may require prior thermal expansion to achieve the desired lamellar structure before incorporation. No additional compatibility data, such as surface treatment or dispersant recommendations, is provided in the specification.
What are the storage and handling precautions for this 100 g expanded graphite powder to prevent accidental expansion or contamination?
Expanded graphite powder should be stored in a dry, sealed container at room temperature to avoid moisture absorption, which can reduce expansion efficiency. The provided 100 g package is suitable for small-scale research; exposure to temperatures above approximately 200°C may trigger premature expansion. Standard laboratory practices for fine carbon powders—such as using a fume hood and avoiding static discharge—are recommended, though no specific safety data sheet is referenced in the product description.
Expanded Graphite, 500 Mesh, 100 g provides a high expansion ratio of 150-250x in fine powder form, enabling significant volume increase for thermal management or sealing applications, but the small 100 g package restricts large-scale use and the fine powder demands dust control measures.
Positive
- High expansion ratio 150-250x: The expansion ratio of 150-250 times provides substantial volume increase upon thermal treatment, advantageous for gasket, seal, and thermal interface applications.
- Fine 500 mesh powder form: The 500 mesh particle size ensures a fine powder that facilitates uniform dispersion in polymer or metal matrix composites for enhanced electrical or thermal conductivity.
Trade-offs
- Small 100 g package size: The 100 g package limits the material quantity available per unit, requiring multiple purchases for larger-scale experiments or production runs.
- Fine powder dust hazard: The 500 mesh fine powder generates airborne particles during handling, necessitating proper ventilation, dust masks, and contamination control in the laboratory.
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).
