Product Description
Carbon fiber surface veil is a non-woven, lightweight fabric made from chopped or milled carbon fibers bonded with a resinous binder. It serves as a conductive, corrosion-resistant interlayer or outer ply in composite laminates. Primary functions include providing a smooth, resin-rich surface finish, enhancing electrical conductivity (e.g., lightning strike protection), and improving barrier properties against micro-cracking and fluid ingress. It offers excellent drapability and conforms to complex molds. Used in aerospace, automotive, wind energy, and sporting goods, it also improves interlaminar toughness and reduces surface porosity, ensuring durable, high-performance composite parts with superior aesthetic and functional quality.
Carbon Fiber Surfacing Mat has the following high performances:
carbon surface veil provides reliable lightning strike protection for wind blades and aircraft, ensuring electrical continuity and static dissipation.
This lightweight carbon fiber surface veil delivers exceptional resin-rich surface smoothness, eliminating pinholes and enhancing paint adhesion for cosmetic finishes.
As an anti-crack reinforcement layer, the carbon fiber surface veil arrests micro-crack growth, boosting interlaminar toughness and fatigue life.
The highly drapable carbon fiber surface veil conforms easily to tight radii and complex molds, improving lay‑up efficiency and reducing waste.
With inherent chemical and UV resistance, carbon fiber surface veil for marine environments ensures long-term durability against moisture and sunlight.
Code |
Density |
Width (mm) |
L.O.l (%) |
Thickness (mm) |
M.Conten (%) |
|---|---|---|---|---|---|
CST10 |
10±1 |
±5 |
≤12 |
/ |
≤0.20 |
CST30 |
30±5 |
±5 |
≤12 |
/ |
≤0.20 |
Carbon fiber surface veil is a non‑woven material made from chopped carbon fibers. With its high strength, electrical conductivity, and corrosion resistance, it plays a key role in many fields:
Wind turbine blades – Used on blade shells and tips to improve surface smoothness and reduce wind drag; enhances interlayer bonding and fatigue resistance; forms a protective layer against UV, moisture, and salt spray. Also serves as a thermal equalization layer in blade molds. The veil can reduce blade weight by 20% and boost power generation efficiency.
Aerospace & defense – Applied in aircraft and spacecraft components. Its lightweight yet high‑strength nature significantly reduces structural weight while meeting stringent mechanical and thermal performance requirements.
Rail transit & automotive – Used in high‑speed trains and car bodies/interiors for lightweighting to lower energy consumption. Its electrical conductivity also enables static dissipation and the production of fuel cell separators and other parts.
Electronics & EMI shielding – Employed in electronic instrument housings and components. Leveraging its conductivity, it can be made into flexible composites that effectively shield against electromagnetic interference, protecting sensitive devices.
Chemical & environmental – Used to manufacture corrosion‑resistant chemical tanks, pipes, and efficient filter media. Its corrosion resistance allows it to perform well in harsh acidic or alkaline environments.
Sports & medical – Found in high‑end bicycles, rackets, and other sports equipment for superior mechanical properties. Also used in medical devices, benefiting from light weight, high strength, and biocompatibility.
Construction & marine – Applied for structural reinforcement in buildings and in ship/vessel manufacturing to enhance strength and corrosion resistance. Can also serve as fire‑retardant, heat‑insulating, and sound‑proofing material.
What is the minimum order quantity (MOQ) for custom carbon fiber tubes?
As a primary manufacturer, we offer highly flexible MOQ policies designed to support both initial prototyping phases and full-scale production runs. Please contact our technical sales team with your specific dimensional requirements for a precise volume assessment.
What are the core advantages of carbon fiber compared with traditional metal materials?
Carbon fiber is often called "black gold". Its biggest advantage is light weight with high strength. Its density is only 1/4 that of steel, yet the tensile strength of unidirectional composites can reach over 3000 MPa, which is 5–6 times that of ordinary steel. In addition, it offers excellent corrosion resistance, electrical conductivity, and a very low coefficient of thermal expansion.
What product forms are available for carbon fiber?
The forms are very diverse, including continuous fibers, chopped fibers, woven fabrics, and prepreg (pre‑impregnated with resin). For industrial components, common basic profiles include carbon fiber tubes, plates, rollers, and other structural shapes.
How important is sample testing before placing a bulk order?
Extremely important. It is strongly recommended to request small‑batch samples first, verify dimensional tolerances with high‑precision instruments, and conduct independent laboratory testing to confirm specifications and long‑term load stability.
What customisation and processing capabilities should a supplier possess?
You should check their ability to handle non‑standard customisation, ensuring they can meet special shapes and performance requirements. Also confirm whether they have professional CNC machining capabilities for composites, so that the delivered parts are precision‑finished and ready for direct installation.
