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Top Expandable Graphite Suppliers

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60 suppliers for Expandable Graphite

Nano Research Elements's Logo

Nano Research Elements

Port Washington, United States

B

1-10 Employees

-

Key takeaway

Nano Research Elements specializes in nanotechnology products and applications, offering a diverse collection of nanomaterials, including expanded graphite powder. This highlights their focus on innovative solutions that address complex scientific challenges.

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EXPANDED GRAPHITE POWDER - Nanorh

AMG Graphite / Graphit Kropfmühl GmbH's Logo

AMG Graphite / Graphit Kropfmühl GmbH

Hauzenberg, Germany

A

251-500 Employees

1916

Key takeaway

AMG Graphite is a leading provider of high-purity natural graphite, emphasizing its expertise in producing expandable graphite, which acts as a flame retardant by expanding when exposed to heat. This expansion creates a protective layer, making it suitable for various applications, including energy storage systems and as a conductive filler for batteries and other materials.

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Expandierter Graphit

Unter Hitzeeinwirkung entfalten sich die Schichten wie eine Ziehharmonika, die Graphitflocken dehnen sich aus. Je nach Werkstoff beginnt die Expansion bereits bei 180 °C und erfolgt plötzlich und schnell. Können sich die Flocken frei ausdehnen, ist ihr Endvolumen mehrere hundert Mal größer als das Ausgangsvolumen. Welches Volumen durch die thermische Expansion entsteht, hängt von der Temperatur während des Prozesses ab. Dabei werden exfolierte Pakete aus Graphitschichten geformt. Sie weisen im Vergleich zum Ausgangsmaterial eine sehr niedrige Rohdichte und eine deutlich höhere Oberfläche auf, die das Produkt als elektrisch leitfähigen Füllstoff für Batterien, Kunststoffe und Keramiken prädestiniert.

Graphex Group's Logo

Graphex Group

Hong Kong Island, China

D

11-50 Employees

1981

Key takeaway

Graphex Group Limited is a leading producer of spherical graphite, which is essential for lithium-ion battery anodes. The company's focus on enhancing renewable energy technologies positions it as a key player in the expansion of sustainable energy solutions.

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Spherical Graphite - Graphex Group

Graphex is one of the largest producers of spherical graphite (SG), which is used to produce Li-Ion battery anodes.

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Xuran New Materials Limited's Logo

Xuran New Materials Limited

Hengshui, China

D

11-50 Employees

2010

Key takeaway

Xuran New Materials Limited specializes in the production and sales of graphite materials, focusing on high-quality graphite products for various industries. Their commitment to quality control and comprehensive solutions ensures customers receive the best graphite products and services.

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Core business

A Reliable Graphite Solution Provider

Beijing Great Wall's Logo

Beijing Great Wall

Beijing, China

D

251-500 Employees

2003

Key takeaway

The company, GW, is a leading supplier of high-quality graphite in China and globally, emphasizing its commitment to providing diverse graphite materials, including flexible graphite. Their products are utilized across various industries, showcasing their expertise and competitive offerings in the graphite market.

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Flexible Graphite | www.bjgreatwall.com

Flexible graphite products list.

GRAPHENE PRODUCTION's Logo

GRAPHENE PRODUCTION

La Mure, France

A

1-10 Employees

-

Key takeaway

GRAPHENE PRODUCTION is the largest European producer of graphene, highlighting its commitment to advancing materials with extraordinary properties. Their focus on innovative solutions positions them at the forefront of the graphene revolution.

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Portfolio - Graphene Production

First Graphene's Logo

First Graphene

Australind, Australia

A

11-50 Employees

-

Key takeaway

The company, First Graphene, is a leading supplier of high-quality graphene products, specifically its PureGRAPH® advanced graphene nanoplatelets, which enhance the properties of various materials across multiple industries. Their robust manufacturing platform and regulatory approvals for large-scale graphene sales position them at the forefront of the commercial graphene market.

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Core business

Graphene Suppliers - First Graphene

As the world’s leading graphene supplier, we have a fully integrated graphene supply chain. We supply production-scale volumes of high-quality graphene products. Learn more:

Graphene Laboratories Inc.'s Logo

Graphene Laboratories Inc.

Town of Islip, United States

B

1-10 Employees

2009

Key takeaway

The company produces a variety of advanced materials, including graphite products. They offer flake graphite with a distinct flaky morphology, characterized by large visible flakes and high purity.

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Flake Graphite: 100 grams

As the name implies, flake graphite has a distinctly flaky or platy morphology. Graphite is formed when pure carbon atoms link together to form flat sheets, which manifest themselves as large visible flakes or coarsely crystalline graphite. Properties: +100 mesh (150 microns or more in lateral size) Purity 99.9% SEM Im

Pre-Concentrated Graphite's Logo

Pre-Concentrated Graphite

Akure, Nigeria

E

1-10 Employees

2020

Key takeaway

Pre-Concentrated Graphite Nigeria is dedicated to improving the quality and quantity of engineering materials through the sustainable extraction and processing of high-grade mineral commodities. Their commitment to innovative processes and ethical practices positions them as a key player in the mineral development sector.

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Core business

About us – Preconcentrated Graphite

Tirupati Graphite Plc's Logo

Tirupati Graphite Plc

London, United Kingdom

A

51-100 Employees

2017

Key takeaway

Tirupati Graphite highlights the unique properties of flake graphite, which is essential in various applications, particularly in eco-friendly vehicles. With a target production of 84,000 TPA and a strong presence in Madagascar, known for its high-quality graphite deposits, the company is well-positioned in the graphite industry.

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Core business

Tirupati Graphite | Fully integrated flake graphite and graphene producer


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Things to know about Expandable Graphite

What is Expandable Graphite?

Expandable graphite is a form of graphite that undergoes expansion when exposed to heat. This material is produced by treating natural graphite with a variety of chemicals, typically including sulfuric acid, which facilitates the intercalation of materials between the graphite layers. When heated, expandable graphite can increase in volume by up to 300 times its original size, creating a lightweight, porous material with excellent insulation properties. This unique property makes expandable graphite suitable for various applications, including fire retardants, insulation materials, and sealants. Its ability to expand significantly while maintaining its structural integrity contributes to its effectiveness in enhancing the performance of composite materials and in improving thermal management in various industrial applications.


How is Expandable Graphite used in fire retardants?

Expandable graphite is widely utilized in fire retardants due to its unique ability to expand when exposed to heat. When subjected to high temperatures, expandable graphite undergoes an endothermic reaction, releasing water vapor and forming a protective char layer. This char acts as a barrier, insulating the underlying materials from flames and reducing heat transfer. Incorporating expandable graphite into various materials, such as plastics, coatings, and textiles, enhances their fire resistance. The presence of expandable graphite not only helps to delay ignition but also minimizes smoke generation, making it an effective component in the production of safer and more resilient fire retardant products.


What are the benefits of using Expandable Graphite in manufacturing?

1. High Thermal Resistance
Expandable graphite exhibits exceptional thermal stability, allowing it to withstand high temperatures without losing its structural integrity. This property makes it a preferred choice for applications requiring fire resistance, such as insulation materials and fire retardants.

2. Lightweight and Versatile
Due to its low density, expandable graphite is lightweight, making it easy to handle and integrate into various products. Its versatility allows it to be used in diverse applications, from lubricants and batteries to sealing materials, enhancing performance across multiple industries.

3. Enhanced Conductivity
This material offers improved electrical conductivity, which is beneficial in applications like batteries and electronic components. Its conductive properties help in heat dissipation and improving the overall efficiency of electronic devices.

4. Eco-Friendly Options
Expandable graphite is derived from natural graphite, making it an environmentally friendly option compared to synthetic alternatives. Its use in products aligns with sustainable manufacturing practices, appealing to eco-conscious consumers and industries.

5. Cost-Effectiveness
Incorporating expandable graphite can lead to cost savings in manufacturing processes. Its properties can reduce the need for additional materials or treatments, streamlining production and lowering overall expenses.


How does the expansion process work for Expandable Graphite?

The expansion process for expandable graphite involves the application of heat to graphite flakes that are intercalated with various chemical compounds, typically acids. When heated, these compounds vaporize, causing the graphite layers to separate and expand. This reaction can produce a significant increase in volume, often up to 200 times the original size of the graphite flakes. The expanded graphite can then be used in various applications, including fire retardants, gaskets, and thermal insulation materials. The unique properties of expandable graphite, such as its lightweight and high surface area, make it highly valuable in industrial settings.


What are the environmental impacts of producing Expandable Graphite?

The production of expandable graphite can have several environmental impacts that arise from the mining and processing of natural graphite. Mining activities often lead to habitat destruction, soil erosion, and water pollution due to the runoff of chemicals used in the extraction process. Additionally, the energy-intensive methods required for processing graphite contribute to greenhouse gas emissions, which can affect air quality and climate change. Furthermore, the disposal of waste products from graphite processing can pose risks to local ecosystems. If not managed properly, these byproducts may contaminate soil and water sources, impacting biodiversity and human health. However, the industry is increasingly focusing on sustainable practices, including recycling and minimizing waste, to mitigate these environmental effects.


Insights about the Expandable Graphite results above

Some interesting numbers and facts about your company results for Expandable Graphite

Country with most fitting companiesUnited Kingdom
Amount of fitting manufacturers4232
Amount of suitable service providers2701
Average amount of employees11-50
Oldest suiting company1916
Youngest suiting company2020

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Frequently asked questions (FAQ) about Expandable Graphite Suppliers

Some interesting questions that has been asked about the results you have just received for Expandable Graphite

Based on our calculations related technologies to Expandable Graphite are Aromatics, Desiccants, Refrigerants, Resins, Green Chemistry

Start-Ups who are working in Expandable Graphite are Pre-Concentrated Graphite

The most represented industries which are working in Expandable Graphite are Other, Mining, IT, Software and Services, Building Materials, Chemicals

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