.card{ background:#ffffff; border:1px solid #eaeaea; border-radius:14px; padding:22px; margin-bottom:20px; transition:all 0.3s ease; box-shadow:0 2px 10px rgba(0,0,0,0.04); } .card:hover{ transform:translateY(-6px); box-shadow:0 10px 25px rgba(0,0,0,0.10); border-color:#cfead3; } h2{ color:#2f7d32; margin-bottom:12px; font-size:20px; } p,li{ color:#666; font-size:15px; line-height:1.8; } ul{ padding-left:20px; } .table{ width:100%; border-collapse:collapse; margin-top:10px; } .table th,.table td{ border:1px solid #e5e5e5; padding:10px; text-align:left; font-size:14px; } .table th{ background:#f3f8f4; color:#2f7d32; } .cta-btn{ display:inline-block; margin-top:10px; padding:12px 22px; background:#2f7d32; color:#fff; text-decoration:none; border-radius:8px; transition:0.3s; font-weight:bold; } .cta-btn:hover{ background:#256428; } .faq{ margin-top:10px; } .faq-item{ border-bottom:1px solid #eee; } .faq-item input{ display:none; } .faq-item label{ display:block; padding:14px 0; cursor:pointer; font-size:15px; font-weight:bold; color:#2f7d32; position:relative; } .faq-item label::after{ content:"+"; position:absolute; right:0; font-size:18px; } .faq-content{ max-height:0; overflow:hidden; transition:all 0.3s ease; } .faq-content p{ margin:0; padding:0 0 12px 0; } .faq-item input:checked ~ .faq-content{ max-height:200px; } .faq-item input:checked + label::after{ content:"−"; } Introduction to Long Carbon Fiber Reinforced PA66 Long Carbon Fiber Reinforced PA66 (Polyamide 66) is a high-performance engineering thermoplastic composite designed for demanding structural and mechanical applications. Reinforced with 40% long carbon fiber, PA66-LCF40 delivers significantly improved strength, stiffness, fatigue resistance, and dimensional stability compared to standard PA66 materials, making it an ideal metal replacement solution in automotive, industrial, and electrical applications. Composition and Structure PA66-LCF40 consists of a polyamide 66 matrix reinforced with 40% long carbon fibers. The long fiber reinforcement forms a continuous load-bearing network that enhances stress transfer efficiency, resulting in superior mechanical strength, improved creep resistance, and excellent long-term durability under dynamic loads. Key Features High Strength and Stiffness Excellent Fatigue Resistance Outstanding Impact Performance Good Heat Resistance Excellent Dimensional Stability Low Creep Under Load Lightweight Metal Replacement Material Good Wear Resistance Improved Structural Integrity Typical Applications Automotive Structural Components Electric Vehicle Battery Parts Power Tool Housings and Structural Frames Industrial Machinery Components Mechanical Brackets and Supports Electrical and Electronic Housings Sports Equipment Structural Parts Transportation and Logistics Components Our Working Process Requirement Analysis Material Selection & Technical Recommendation Customized Formulation & Sample Preparation COA Support & Quality Verification Production, Delivery & Technical Follow-up Technical Datasheet (PA66-LCF40%) Property Unit Typical Value Tensile Strength MPa 260 Tensile Modulus MPa 26000 Flexural Strength MPa 380 Flexural Modulus MPa 24000 Notched Izod Impact kJ/m² 40 Heat Deflection Temperature (1.8 MPa) °C 220 Density g/cm³ 1.40 FAQ What is Long Carbon Fiber Reinforced PA66? PA66-LCF40 is a high-performance composite material made by reinforcing polyamide 66 with 40% long carbon fiber, offering excellent strength, stiffness, and durability. What are the advantages of PA66-LCF40? It provides high mechanical strength, excellent fatigue resistance, good heat resistance, low creep, and long-term dimensional stability. Which industries use PA66-LCF40? It is widely used in automotive, electric vehicles, power tools, industrial equipment, electronics, and structural engineering applications. Why choose long carbon fiber PA66 instead of short fiber PA66? Long carbon fibers provide better load transfer, higher impact resistance, improved fatigue performance, and stronger structural integrity than short fiber composites. Is PA66-LCF40 suitable for metal replacement? Yes. It is widely used as a metal replacement material in structural applications requiring high strength, stiffness, and durability. Need Technical Support for PA66-LCF Materials? Contact our engineering team for material selection guidance, processing recommendations, datasheets, and customized PA66 long carbon fiber solutions. Contact Us About LFT-G Xiamen LFT Composite Plastic Co., Ltd., established in 2009, is a global supplier of long fiber reinforced thermoplastic (LFT) materials integrating R&D, production, and sales. We specialize in long glass fiber and long carbon fiber reinforced thermoplastics, including PP, HDPE, PA6, PA66, PA12, PPA, PPS, PEEK, TPU, ABS, PLA and other engineering plastics. Our products are certified to ISO 9001, ISO 14001, and IATF 16949 standards and are widely used in automotive, aerospace, new energy, med...

The main advantages of nylon 6 are its stiffness and resistance to abrasion. Moreover, this material has excellent impact strength, wear resistance, and electrical insulating properties.

Physical Properties of Nylon Materials ✔ Excellent mechanical properties: high strength and good toughness. ✔ Self-lubricating & wear resistance: low friction coefficient, long service life in transmission parts. ✔ Excellent heat resistance: PA66 can work at 150°C for long term. After glass fiber reinforcement, heat distortion temperature can exceed 252°C. ✔ Excellent electrical insulation: high volume resistivity and breakdown resistance, ideal for electrical/electronic applications. Introduction of Nylon66 Filled LCF Pellets PA66 is a high-performance engineering plastic with high moisture absorption, which may affect dimensional stability. To improve performance, carbon fiber and glass fiber reinforcement has been widely used since the 1970s. Carbon fiber reinforced PA66 significantly improves strength, stiffness, heat resistance, and dimensional stability compared to unreinforced PA66. It is widely used in automotive, sports equipment, textile machinery, aerospace, and industrial applications. Carbon fiber provides: High strength & stiffness Excellent wear resistance Corrosion resistance Creep resistance Lightweight performance Compared with glass fiber, carbon fiber offers higher modulus and better rigidity performance. Datasheet Reference (PA6-LCF / PA66-LCF) Technical data shows that bending strength, modulus, impact strength and shear strength increase significantly with carbon fiber content. Only transverse shear strength shows slight decrease, but overall mechanical performance is greatly improved. Application of PA66-LCF Certificates & Compliance ✔ ISO9001 / IATF16949 Quality Management System ✔ National Laboratory Accreditation ✔ REACH & RoHS Compliance Testing ✔ Modified Plastics Innovation Enterprise Certificates ✔ Honorary Certificates Factory & Laboratory Q & A 1. Is there a unified performance standard for carbon fiber products? No unified standard exists. Performance depends on fiber type, matrix, and product design. Testing is required before mass production. 2. Are carbon fiber composites expensive? Cost depends on raw materials, process complexity, and order volume. High-performance applications may require expensive materials, but mass production reduces unit cost. 3. Are carbon fiber composites toxic? Generally non-toxic. Some materials like PEEK are even food-grade and widely used in medical applications. 4. Thermoset vs Thermoplastic composites? Thermoset materials rely on curing, while thermoplastics are shaped by cooling and are recyclable.

Nylon 6,6, also called Polyamide 66, is a more crystalline version of nylon 6. It is also referred to as polyamide 66 or PA 66. It has improved mechanical properties due to its more ordered molecular structure. Nylon 66 for machining has improved temperature resistance and lower rates of water absorption when compared to standard nylon 6.

The carbon fiber reinforcement improves strength, impact resistance, and overall structural integrity, making it ideal for critical applications. With excellent thermal stability and chemical resistance, it's well-suited for high-temperature and harsh environments. This lightweight material provides a cost-effective alternative to metals, ensuring reliable long-term performance.

Nylon 66 material for machining has improved temperature resistance and lower rates of water absorption when compared to standard nylon 6.

The reason behind choosing polyamide over other materials will vary for different applications. When using polyamide for electrical cable protection, it offers better performance, flexibility, and impact resistance than PVC protection. In the automotive industry, it is used because it is cheaper and lighter than metal. In machines, it is used over other materials due to its high flexibility and durability. 

Polyamides can come in various colors including: yellow, white, and light brown. However, polyamide fibers can be dyed to any color, and solid polyamides can be surface finished with a wide variety of paint colors. 

The carbon fiber reinforcement improves strength, impact resistance, and overall structural integrity, making it ideal for critical applications. With excellent thermal stability and chemical resistance, it's well-suited for high-temperature and harsh environments. This lightweight material provides a cost-effective alternative to metals, ensuring reliable long-term performance.

PA66-NA-LGF is a compounds filling long glass fiber

Our long carbon fiber reinforced PA66 material is a high-performance composite designed for demanding industries like automotive, electronics, and power tools. It combines the strong mechanical properties of PA66 with the stiffness of long carbon fibers, offering enhanced durability, dimensional stability, and resistance to fatigue.

Nylon 66, also written as nylon 6-6, nylon 6,6, or nylon 6/6, is a more crystalline version of nylon 6. It is also referred to as polyamide 66 or PA 66. It has improved mechanical properties due to its more ordered molecular structure. Nylon 66 material for machining has improved temperature resistance and lower rates of water absorption when compared to standard nylon 6.