PA66-LCF50 is an innovative and high-performance thermoplastic composite material, utilizing premium nylon 66 as a robust base while incorporating up to 50% long carbon fiber as a filler. This unique formulation has led to significant advancements in mechanical properties and thermal stability, making it widely applicable in various high-performance fields.

Composition of PA66-LCF50

1. Base Material: Nylon 66 (PA66) has long been praised for its outstanding properties. It possesses excellent wear resistance, effectively resisting wear and tear in complex working environments, thus ensuring material integrity and longevity. Additionally, PA66 has exceptional thermal resistance, allowing it to maintain stable performance at elevated temperatures without deformation or decline in properties, providing a solid foundation for PA66-LCF50.

2. Filler Material: The 50% long carbon fiber endows the material with exceptional strength and rigidity. Long carbon fibers possess high strength and stiffness, effectively transmitting stress, which allows the material to exhibit excellent tensile and flexural strength under external forces. This high content of long carbon fiber significantly enhances the overall performance of the material, meeting the demands of high-load applications.

Performance Advantages

1. Extremely High Strength: Compared to standard nylon 66, PA66-LCF50 has a remarkable 80% increase in tensile strength. This enables it to easily withstand various powerful external forces in high-load environments while maintaining structural stability, minimizing the risk of breakage or deformation, whether under static loads or dynamic impacts.

2. Lightweight: In modern manufacturing, lightweight design is a crucial trend. The PA66 LCF50 composite material significantly reduces component weight, providing great convenience in product design and manufacturing. This material allows for lightweight product designs without sacrificing performance, thus reducing energy consumption and enhancing transportation efficiency.

3. Excellent Thermal Resistance: With a heat distortion temperature of up to 250°C, PA66-LCF50 is ideally suited for high-temperature applications. Whether in engine components, electronic device heat sinks, or other high-temperature environments, this material can maintain stable performance without softening or deforming, ensuring product reliability and safety.

4. Outstanding Chemical Resistance: This material demonstrates good resistance to various chemicals, which extends its lifespan. In industries such as chemical and petroleum, where materials often encounter corrosive substances, PA66-LCF50 effectively resists chemical erosion, maintaining stable performance. This not only reduces maintenance costs but also enhances product reliability and safety.

5. Good Electrical Insulation: Suitable for electronic and electrical products, it ensures safety. In the electronics field, excellent electrical insulation is vital. PA66 LCF50 has good electrical insulating properties, effectively preventing issues like leakage and short circuits, ensuring safe operation of electronic devices.

6. Low Water Absorption: It maintains stable performance in humid environments, avoiding deterioration of physical properties. Many materials tend to absorb moisture in wet conditions, leading to performance degradation. PA66-LCF50 has low water absorption, ensuring stable performance in humid conditions, which allows for reliable operation under various climatic conditions.

Application Fields

PA66 LCF50 is widely used in aerospace, automotive, electronics, and machinery sectors, particularly suitable for high-strength, high-temperature, and chemically resistant applications. In aerospace, it can be used for manufacturing aircraft components and satellite structures, where its lightweight and high-strength characteristics enhance the performance and fuel efficiency of aircraft. In automotive applications, PA66-LCF50 is suitable for engine parts and chassis structures, improving vehicle performance and safety. In the electronics sector, it can be utilized for electronic device housings and heat sinks, with its excellent electrical insulation and thermal resistance ensuring safe operation. In machinery, it can be employed for various mechanical components and tool handles, enhancing durability and performance.

Innovative Use in Aircraft Components

In modern aerospace manufacturing, lightweight design and high performance are key objectives. Carbon (Xiamen) New Material’s PA66-LCF50 composite material has been utilized in a new commercial aircraft’s wing support, bringing significant breakthroughs and innovations to aerospace manufacturing.

This project aimed to replace traditional aluminum alloys with PA66 LCF50 for wing supports to reduce weight and enhance strength. Precise calculations and simulations revealed that using PA66-LCF50 resulted in a 35% weight reduction for the wing supports, significantly lowering fuel consumption and increasing payload capacity. Furthermore, the flexural strength increased by 90%, allowing the wing supports to better withstand various external forces during flight, ensuring safe operations.

In actual testing, the wing supports performed excellently in high-temperature and humid environments. Engineers subjected the supports to simulated high-temperature, high-humidity conditions for extended periods. The results showed no deformation or degradation, fully demonstrating the reliability and durability of PA66 LCF50 in harsh environments. Additionally, the material’s low water absorption allowed the wing supports to maintain stable performance under diverse climatic conditions. Whether in humid tropical regions or cold dry high-latitude areas, the wing supports reliably operated, providing robust assurance for safe flight.

The successful implementation of this project not only granted the aerospace manufacturer a competitive advantage in the market but also offered new material options for future aircraft designs. By utilizing PA66-LCF50, Carbon (Xiamen) New Material helped clients achieve the perfect combination of performance, efficiency, and safety, advancing aerospace technology. In future aerospace manufacturing, PA66-LCF50 composite material is expected to see broader applications, making significant contributions to the development of the aviation industry.