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Expandable Graphite Powder

Expandable Graphite Powder

Expandable Graphite Powder
Product No NRE-801600
CAS No. 7782-42-5
Formula C
Molecular Weight 12.01g/mol
APS 100-500 um
Purity 99.9%
Color Black
Density 0.03 – 0.25 g/cm³
Melting Point 3650°C (6602°F)
Thermal Conductivity ~5 W/m·K (at room temperature)
Specific Heat Capacity ~0.7-1.2 J/g·K

Expandable Graphite POWDER

Expandable Graphite Powder, also known as graphene powder or graphite oxide, is a versatile material with a wide range of applications across various industries due to its unique properties. Here are some of the key applications of exfoliated graphite powder:

Conductive Inks and Coatings: Exfoliated graphite can be used to create conductive inks and coatings for applications in printed electronics, flexible electronics, and conductive coatings for various substrates. Its electrical conductivity makes it valuable in these applications.

Batteries and Supercapacitors: Graphene-based materials, including exfoliated graphite, are used to enhance the performance of batteries and supercapacitors. They can improve energy storage capacity, charge-discharge rates, and overall battery performance.

Composite Materials: Exfoliated graphite can be added to composite materials, such as polymers and ceramics, to enhance their mechanical, thermal, and electrical properties. It improves the strength and thermal conductivity of composites.

Thermal Management: Due to its high thermal conductivity, exfoliated graphite is used in thermal interface materials (TIMs) for efficient heat dissipation in electronics and other heat-sensitive applications.

Reinforcement in Polymers: It is used as a reinforcing filler in polymer matrices, providing improved mechanical strength and electrical conductivity to the resulting composite materials.

Corrosion Protection: Exfoliated graphite can be used as a corrosion-resistant coating for metal surfaces, protecting them from environmental degradation and chemical exposure.

Energy Storage: Apart from batteries and supercapacitors, exfoliated graphite can also be used in energy storage devices like fuel cells and as a catalyst support material.

Water Purification: Graphene-based materials can be used for water purification due to their excellent adsorption properties, which can help remove contaminants from water.

Lubricants and Sealants: Exfoliated graphite is sometimes used as a dry lubricant due to its low friction properties. It can also be employed in sealing applications because of its ability to form a strong, impermeable barrier.

Sensors: Graphene-based materials are employed in various sensor applications, including gas sensors, biosensors, and environmental sensors, due to their high surface area and sensitivity to changes in the environment.

Medical Applications: Exfoliated graphite can be used in drug delivery systems and as a platform for biosensors and imaging agents due to its biocompatibility and versatility.

Aerospace and Defense: It is used in aerospace applications for lightweight, strong, and conductive materials, as well as in defense applications for radar-absorbing coatings and electromagnetic shielding.

3D Printing: Exfoliated graphite can be incorporated into 3D printing filaments to create electrically conductive and thermally conductive printed objects.

Environmental Remediation: It can be used in environmental remediation processes to remove pollutants from soil and water.

Coatings for Flexible Electronics: Exfoliated graphite can be used as a flexible and conductive coating in applications like wearable electronics, flexible displays, and electronic textiles.