LFT-G® PA6 CF40 BC04B Material
| Product Name |
LFT-PA6 CF40 BC04B Carbon fiber Nylon6 Compound |
|
Model No
Matrix Resin Brand |
LFT-PA6-BC04B LFT-PA6+LCF40% Polyamide 6 LFT-G® |
| Filled Fiber Type | 40% Long Carbon Fiber (China's) |
| Delivery Form | Pellets |
| Processing | Injection Molding |
| Special Features |
Conductivity, a very High Modulus, good wear resistance, and an extremely lightweight profile, making it a premier choice to replace metal parts. |
What Is PA6 CF40 ?
LFT-G® BC04B PA6 CF40 is a 40% long carbon fiber (china's) reinforced polyamide6(nylon6) Compound. This high-performance carbon fiber reinforced plastic is engineered for applications demanding extreme strength, very high modulus, and minimal weight. By reinforcing a durable Polyamide 6 matrix with 40% long carbon fiber, this reinforced polymer provides a substantial performance increase over lower-fill and short-fiber versions. It is the definitive lightweight solution when you need to replace metal parts in automotive, industrial, and high-end sporting goods where structural integrity cannot be compromised.
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How Strong Is nylon carbon fiber material?
LFT-G® BC04B PA6-CF40 Datasheet VS Other Material
Mechanical PropertiesProperty |
LFT-G® PA6-CF40 (Long Fiber) |
Short fiber PA6-CF40 |
Aluminum (6061-T6) |
Unit |
Test Standard |
|---|---|---|---|---|---|
| Tensile Strength | 261 | 238 | 310 | MPa | ISO 527 |
| Flexural Strength | 375 | 345 | 276 | MPa | ISO 178 |
| Flexural Modulus | 20596 | 17289 | 68900 | MPa | ISO 178 |
|
Notched Charpy Impact Strength (23°C) |
31 | 28 | N/A | kJ/m² |
ISO 179
|
| Specific Gravity (Density) | 1.29 | 1.28 | 2.70 | g/cm3 | ISO 1183 |
Other PropertiesProperty |
Value |
Unit |
Test Standard |
|---|---|---|---|
|
Specific Gravity (Density)
|
1.29 |
g/cm³
|
ISO 1183
|
|
Molding Shrinkage (Flow)
|
0.1 - 0.3 | % |
ISO 294-4
|
|
Heat Deflection Temperature (1.8MPa)
|
208 |
°C
|
ISO 75-2/A |
Disclaimer: Please note: The data provided for LFT-G® PA6 CF40 represents typical values obtained from controlled laboratory testing according to international standards. These figures are intended for reference and comparison purposes only. The final properties of a molded component can be influenced by processing parameters, part design, colorant usage, and other manufacturing variables.
Download Complete BC04B PA6-CF40 Datasheet PDF
Processing Information
To unlock the full potential of LFT-G® PA6 CF40, precise control of the injection molding process is crucial. As a polyamide-based reinforced polymer, proper pre-drying is essential to prevent hydrolysis. Processing at elevated melt and mold temperatures is required to ensure a homogeneous melt and preserve the integrity of the long carbon fiber network.

| ①Drying Time | 4–6 hours |
|
Drying Temperature |
80-110°C |
| ② Temperature Zone (Melt) | 240-270°C |
| ③Mold Temperature | 60-95°C |
Why choose Long Carbon fiber and not short fiber?
The choice between long and short carbon fiber is critical for achieving high performance. A long carbon fiber composite creates an internal skeletal network within the polymer, providing vastly superior impact strength, a higher modulus, and better creep resistance. This structure allows for more effective stress transfer along the fibers, resulting in a much tougher and more durable part compared to the random, disjointed nature of short fiber reinforcement, making it the superior choice to replace metal parts.
Benefits Filled Long Carbon fiber
- Extreme Strength & High Modulus
- Outstanding Lightweight Potential
- Superior Fatigue & Creep Resistance
- Excellent Dimensional Stability & Low Shrinkage
- Good Wear Resistance and Low Friction
- Inherent Electrical Conductivity for ESD

What is carbon fiber PA6 material used for?
Long carbon fiber reinforced nylon, especially a high-performance grade like our LFT-G®PA6 carbon fiber composite, is used for demanding engineering applications where strength, stiffness, and low weight are critical. In the automotive sector, it is ideal for structural components and brackets. For aerospace and defense, it is used for structural drone components and lightweight equipment. In industrial settings, it excels in high-speed machinery parts and robotics. This PA6 CF40 is a premier material designed to replace metal in many high-stress applications.

Automotive Part
The high stiffness and lightweight nature of this composite make any PA6 CF40 Audi part an excellent choice for replacing metal in high-load structural and functional automotive components, helping luxury and performance brands meet their lightweighting goals.
Expert Insight: The Future of Automotive Light weighting
"We are seeing a major push towards materials like LFT-G® PA6 CF40 in the automotive industry. It allows engineers to design complex, integrated parts that replace multi-piece metal assemblies. This not only reduces weight but also streamlines production, representing a significant step forward in efficient, high-performance vehicle design."
- Structural chassis reinforcements
- Seat frames and structural components
- Instrument panel carriers
- Engine and powertrain brackets
- Pedal boxes and shifter assemblies
Bicycle Part
The excellent stiffness-to-weight ratio of our LFT-G® PA6 CF40 makes it a fantastic material for high-performance sporting goods where reducing weight while increasing strength is a key goal.
- High-performance bicycle frames and components
- Components for high-end ski bindings
- Structural parts for competitive drones
- Lightweight stocks for sporting firearms
- High-end fishing reel bodies and handles

FAQ about PA6 CF40
Is Carbon fiber nylon a plastic?
A: Yes, it is a type of high-performance `carbon fiber reinforced plastic`. The nylon (polyamide) is the plastic matrix, which is then reinforced with carbon fibers to create a composite like our LFT-G®PA6 CF40 with vastly superior properties.
Why is the carbon fiber from China?
A: We source high-quality fiber to ensure excellent performance and provide a cost-effective solution for our customers. For applications with specific aerospace or premium OEM requirements, our LFT-G®PA6 CF40 is also available with fibers from other world-renowned brands upon request.
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