CFC Hot Press Mould for Flow Guide Tubes
Carbon-carbon composites are high-performance composites consisting of carbon fibers and their fabric-reinforced carbon matrix. We supply a wide range of carbon-carbon composites products which includes CFC fasteners. C / C composite fasteners are crafted from carbon-carbon composites and are...
Description
Hot Press Mould Carbon-Carbon Flow Guide Tube
Carbon-carbon flow guide tubes are critical components in managing directional gas or heat flow within vacuum furnaces and crystal growth equipment. These tubes must withstand extreme thermal loads while maintaining dimensional stability and structural integrity.
Unlike traditional graphite tubes, CC flow guide tubes resist thermal fatigue, oxidation (with proper coating), and deformation, offering superior performance in repeat thermal cycles. Their low thermal expansion and high strength-to-weight ratio make them ideal for precision-controlled thermal systems.
At SHJ-CARBON, we specialize in the production and customization of these flow control elements to meet the evolving needs of advanced manufacturing environments.
Key Features of Carbon Carbon Composite Hot Press Moulds
High Temperature Resistance: Can withstand temperatures up to 2500°C, making it suitable for high-heat applications.
Customizable Designs: Tailored to specific moulding needs, whether it's a simple design or complex multi-cavity configurations.
Enhanced Durability: Resists thermal shock, wear, and oxidation, reducing maintenance and downtime.
Precision and Accuracy: Offers excellent dimensional stability, ensuring high-quality output with minimal deformation.
Recommended specifications
FEATHERMO C/C Composites Strength & Thermal Stability
| 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℃ |
*The parameters in this table are for standard products. If high purity products are required, purification treatment can be provided, with a purified ash content of ≤20PPM maximum.
*The above values are typical, not guaranteed.
*Special needs and high-end series products can be customized through negotiation and communication with our company.
Applications in Flow Control Systems
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Precision Molding for Demanding Thermal Environments
Flow Guide Tubes made from carbon-carbon composites play a critical role in controlling thermal and gas dynamics inside high-temperature furnaces. To meet these technical demands, SHJ-CARBON produces each tube using CFC Hot Press Mould technology-a process that ensures consistent density, dimensional stability, and structural integrity.
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Tailored to Optimize Heat and Flow Control
In crystal growth systems, carbon-carbon flow tubes guide protective gases around the melt zone, supporting a controlled thermal gradient and consistent growth conditions. In vacuum and high-temp processing, they help manage hot zone separation and regulate directional flow.
Through hot press molding, we create parts with fine-tuned tolerances, reduced porosity, and excellent load resistance-making each tube both thermally efficient and mechanically reliable under extreme thermal cycling.
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Built to Specification, Ready for Integration
Each Flow Guide Tube is engineered to match the customer's specific geometry, wall thickness, and tolerance requirements. This custom-fit approach simplifies system integration while minimizing thermal mass and improving temperature uniformity inside the chamber.
SHJ-CARBON's Engineering Support & Materials Expertise
We work with clients across crystal growth, semiconductor, and advanced materials industries to supply flow tubes that meet performance and operational goals.
Our services include:
- Material matching based on process temperature, flow rate, and chemical environment
- CAD-based design evaluation and tolerance review
- Custom tube shaping and end structure options
- Rapid prototyping for trial or new furnace builds
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