Products Description
Product Parameters
|
Parameter |
Value |
Remarks |
|
Sheet Thickness |
30–100mm |
Ultra-thick specification range |
|
Interlaminar Shear Strength |
100–150 MPa |
Special standard for thick sheets |
|
Compressive Strength |
800–1200 MPa |
Heavy-load resistance index |
|
Flexural Strength |
1000–1600 MPa |
Bending performance of thick sheets |
|
Impact Toughness |
200–350 kJ/m² |
Charpy V-notch impact test |
|
Density |
1.55–1.65 g/cm³ |
Post-lamination density |
Product Features and Applications
The primary feature of Extra Thick Carbon Fiber Sheets is their exceptional thickness and load capacity. We can manufacture sheets up to 100mm thick, capable of withstanding extreme compressive and flexural loads-far beyond what regular panels can handle. Their structural stability under heavy loads is excellent, with minimal deformation. These sheets also exhibit outstanding impact resistance and superior toughness compared to metal.
Despite their thickness, Extra Thick Carbon Fiber Sheets are over 60% lighter than steel of the same size, offering a significant advantage in weight-sensitive heavy-load applications.
Key applications include:
Shipbuilding: Hull base plates, bulkheads, and deck structures-impact-resistant and lightweight.
Heavy Machinery: Machine press bases and heavy-duty workbenches-high load capacity and vibration damping.
Bridge & Building Reinforcement: Structural reinforcement for long-span bridges and high-rise buildings-more durable and easier to install than steel.
Wind Power: Turbine blade roots and tower connectors-require both high load resistance and reliability.
Petrochemical Equipment: Reactor walls and tank bases-corrosion-resistant and low maintenance.
Defense Industry: Used in armored vehicle chassis and naval decks for high-performance structural protection.
We frequently fulfill custom requests for sheets from 30mm to 70mm, tailored precisely to client specifications, ensuring every sheet meets designed load requirements.
Detailed Product Insights
Extra Thick Carbon Fiber Sheets are manufactured using a unique segmented compression process-cured layer by layer rather than in one pass. This ensures each layer is fully cured, preventing uncured zones within thick sheets. The entire process involves precise temperature and pressure gradient control for uniform curing inside and out.
Surface quality remains excellent even at 100mm thickness-smooth and flat with no dents or warping. Internally, these sheets use alternating layers of unidirectional and twill weaves for balanced mechanical properties in all directions. The fiber distribution is uniform, and resin content is precisely controlled. Ultrasonic testing reveals a tightly packed, defect-free internal structure.
The sheets are mechanically robust. Even at 100mm thickness, they can be precision-machined-drilling and milling yield smooth results without delamination. In tests, 50mm-diameter holes were drilled into 100mm sheets with no delamination, outperforming many metal composites.
Load-bearing tests demonstrate outstanding strength. In compression tests, a 50mm sheet withstands over 20MPa without failure. Bending tests show minimal deflection under wide-span loads, indicating high rigidity. Long-term load tests under 70% of the sheet's maximum load show less than 5% deformation after one year.
Product Certification
SYCarbonFiber's Extra Thick Carbon Fiber Sheets have passed rigorous heavy-load testing, meeting aerospace-grade standards. We conducted extreme load simulations to mimic real-world conditions. In static load tests, 80mm sheets sustained 25MPa without permanent deformation, outperforming titanium alloys. Impact tests showed high toughness and no brittle failure under high-energy impacts.
Fatigue tests revealed that sheets retained over 95% of their original strength after 10 million cycles under high-stress conditions. Environmental durability tests included high humidity, low temperatures, chemical corrosion, and UV exposure. After five years of seawater immersion, the sheets retained strength, unlike corroded steel samples.
Real-world applications further prove their performance. A shipbuilder used our sheets for luxury yacht decks, achieving both structural strength and reduced vessel weight. A heavy industry client applied them as press machine bases, improving equipment precision.
Comprehensive Service & After-Sales Support
Before the project begins, our engineers provide detailed technical consultation and design configurations. We support load testing during sampling and maintain communication throughout mass production. Delivery timelines are strictly followed. A 12-month quality warranty is offered. If issues such as delamination or load failure occur under normal use, we promise free replacements.
We maintain dedicated client files for mass production, tracking performance in heavy-load conditions. Our technical team is always available for professional guidance. Clients are also added to dedicated service groups to ensure timely support.
.
Professional Counseling Issues
Q: We need base plates for ship hulls over 50mm thick. Can you guarantee load strength?
A: Absolutely. We can produce sheets up to 100mm thick. For ship applications, we use high-strength carbon fiber and specialized molding processes to ensure compressive strength over 1200MPa. We also help optimize structural design based on vessel load and marine conditions.
Q: How strong is the interlaminar bonding? Will it delaminate?
A: Our sheets use a multi-layer lamination process achieving up to 150MPa interlaminar shear strength. We perform ultrasonic testing to ensure no delamination, and segmented curing further enhances bonding in ultra-thick formats.
Q: Can the sheets handle large impact loads?
A: Yes. With impact toughness up to 350kJ/m², our sheets absorb energy effectively. Their performance exceeds steel by over 30%. For extreme impacts, we can use a resin system with enhanced toughness.
Q: Are these sheets machinable for heavy-duty applications?
A: Definitely. We recommend high-power CNCs, diamond tools, moderate speeds, stable feeds, and adequate cooling. We can provide machining parameters or deliver fully machined parts per your drawings.
Q: How do you manage lead time and quality for bulk production?
A: Production time is 15–25 working days depending on thickness and complexity. Each batch undergoes strict thickness and bonding quality inspections. Full traceability and quality reports are provided.
Company News
We have launched a new series of gradient-layer Extra Thick Carbon Fiber Sheets. By using different fiber types across layers, we've achieved an optimal balance of weight and performance. These sheets feature high-strength cores and lighter outer layers, offering over 20% improvement in performance-to-weight ratio compared to traditional uniform-thickness sheets.
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