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Carbon Carbon Composites

 

About Carbon Carbon Composites

 

 

Carbon carbon composites are new-generation materials made by reinforcing carbon fiber with a carbon matrix. This structure gives them exceptional mechanical strength and thermal stability, even at temperatures exceeding 2000°C. That's why they're widely used in vacuum furnaces, single crystal growth systems, and other extreme-heat applications.

Compared to metals or ceramics, carbon carbon composite material resists thermal shock, oxidation (when properly treated), and structural deformation. It maintains its shape and strength over repeated heating cycles, helping improve the reliability and service life of your high-temperature equipment.

Thanks to their high strength-to-weight ratio, low thermal expansion, and excellent conductivity, carbon carbon composites are a smart upgrade for demanding thermal systems.

At SHJ Carbon, we've been delivering high-performance carbon materials for over 25 years. Whether you're building new thermal equipment or upgrading existing systems, our C/C components are engineered to keep your process stable, efficient, and cost-effective. Let's explore how our carbon carbon composites can support your thermal applications.

 

 

Benefits of Carbon Carbon Composites in Industrial

 

 

 

In high-temperature environments, carbon carbon composites deliver a unique combination of mechanical and thermal performance:

 

  • Withstand Temperatures Above 2000°C
  • Low Thermal Expansion: Keeps dimensional accuracy during thermal cycling
  • Excellent Thermal Conductivity: Promotes uniform heating
  • Lightweight Strength: Easier handling and reduced system load
  • Resistant to Thermal Shock and Chemical Attack

 

These features make carbon carbon composite parts ideal for structural and insulation support in heat treatment systems.

carbon carbon composite materials

 

 

 

 

Engineered to Perform - Custom Carbon Carbon Composite Solutions

 

 

Unlike standardized industrial materials, carbon carbon composites offer unmatched design flexibility. Their microstructure, fiber orientation, density, and surface treatment can all be tailored to meet the exact thermal, mechanical, and dimensional needs of each application.

Because there are no fixed grades or universal specifications, every C/C component must be engineered from the ground up-whether it's a crucible support in a monocrystal furnace or a shielding board in a high-temperature process chamber.

That's where SHJ Carbon comes in. With over 25 years of experience in carbon and graphite engineering, we don't just sell material-we co-engineer solutions. From material selection to part design, machining, purification, and even thermal field optimization, we deliver carbon carbon composite parts that perform reliably in your exact environment.

 

carbon carbon composites products

 

Our Expertise Covers:

 

  • Custom material formulation based on temperature, load, and atmosphere
  • CNC machining of complex shapes and assembly-ready structures
  • Surface treatment, anti-oxidation, and post-processing tailored to your cycles
  • Application-specific consultation for vacuum furnaces, crystal growth, and solar-grade silicon

 

 

 

High-Performance FEATHERMO C/C Composites

 
 

FEATHERMO@ – Carbon Carbon Composites for Extreme Performance 

 

FEATHERMO@, a name derived from FEATHER@ and THERMO@, symbolizes the combination of lightness and thermal endurance. This simple idea reflects the essence of carbon carbon composites (C/C composites)—materials engineered to be both strong and lightweight while operating reliably at extreme temperatures.

SHJ CARBON’s FEATHERMO@ series delivers consistent performance in aerospace, automotive, and industrial applications. From aircraft structures and rocket nozzles to high-performance brake discs and furnace components, these C/C composites offer high strength, low density, and exceptional thermal stability. Built for demanding environments, FEATHERMO represents a material solution that ensures durability, efficiency, and long service life where conventional materials cannot perform.

 

Grade Bulk Density Flexural
Strength		 Youngs
Modulus		 Interlaminar C
Shear Strength		 ompressive
Strength		 Electrical
Resistivity		 Temperature
Rating
FE-80
Short fiber)		 1.65g/cm³ 200MPa 45GPa 18MPa 120MPa 20μS2m 2000℃
FE-12
[Long fiber]		 1.2g/cm³ 120MPa 40GPa 10MPa 100MPa 15~40μS2m 2000℃
FE-14
[Long fiber]		 1.4g/cm³ 120MPa 40GPa 10MPa 100MPa 15~40μΩm 2000℃
FE-25
[Long fiber]		 1.5g/cm³ 150MPa 30GPa 12MPa 140MPa 15~30μs2m 2000℃

 

 

 

Our Carbon Carbon Composite Product Range

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Applications of Carbon Carbon Composites

 

 

Carbon carbon composites play a critical role in high-temperature industrial applications where stability, durability, and purity are non-negotiable. At SHJ Carbon, we supply carbon carbon composite material engineered to meet the strict demands of thermal processing environments-especially those involving silicon and advanced materials.

 

Silicon Monocrystal Growth (Czochralski and FZ Methods)

 

In the production of monocrystalline silicon, extreme thermal gradients and strict purity requirements leave no room for error.

Our C/C components offer:

  • Crucible support structures with high strength at >1500°C
  • Insulation boards and cover plates that reduce thermal loss and protect crystal integrity
  • Seed holders and lift devices that remain dimensionally stable throughout the growth cycle
  • Our materials are designed to resist deformation and contamination, ensuring stable output in CZ and float-zone growth systems.

Silicon Monocrystal Growth Czochralski and FZ Methods

CFC for General Industrial Furnaces

General Industrial Furnaces

 

From heat treatment to sintering, carbon carbon composites improve efficiency and durability in demanding thermal systems.

SHJ Carbon supplies:

  • Carrier plates, beams, and fixtures for uniform thermal distribution
  • Heat shields and insulation panels for energy conservation
  • Structural parts that resist thermal fatigue across thousands of cycles

C/C solutions reduce downtime and extend the service life of your furnace systems.

Solar-Grade Silicon Production

 

In solar wafer manufacturing, purity and process stability are critical for yield and efficiency.

Our carbon carbon composite material is ideal for:

  • Wafer carriers and susceptor supports used in directional solidification
  • Crucible holders and thermal insulation that ensure uniform temperature fields
  • Protective linings to prevent particle contamination during melting and solidification

Our materials help solar silicon producers maintain high throughput with less breakage and fewer defects.

Solar-Grade Silicon Production

 

 

 

Why Choose SHJ Carbon as Your Carbon Carbon Composites Supplier?

 

 

With over 25 years in high-temperature carbon materials, SHJ Carbon delivers:

 

Because carbon carbon composites are not one-size-fits-all, there's no universal grade or fixed standard. Each component must be engineered based on your application's unique thermal, mechanical, and structural demands. Tell us about your furnace, your process, or your material challenges-our engineers will design the right C/C solution to match.

 

Industry-Focused Expertise:

Deep experience in vacuum furnace and thermal systems

01

Reliable Material Quality:

Verified density, porosity, and mechanical properties

02

Custom Engineering Support:

From material selection to component design

03

One-Stop Carbon Supply:

C/C parts, carbon felt, and specialty graphite

04

 

 

 

We're well-known as one of the leading carbon carbon composites manufacturers and suppliers in China. If you're going to buy high quality carbon carbon composites for sale, welcome to get free ample from our factory. For price consultation, contact us.

graphite machined parts, Submerged arc furnace electrodes, graphite rod

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