PA66 CF20 Nylon 66 with 20% Carbon Fibers | Nylon Plastic

PA66 CF20 is an engineering thermoplastic composite based on nylon 66 (PA66) reinforced with 20% carbon fibers. This versatile grade strikes the optimal balance between performance and processability, offering outstanding strength, rigidity, and thermal resistance for structural metal replacement across automotive, industrial, and electrical applications.

Why Choose Nylon Plastic’s PA66 CF20?
✅ Engineered for Performance Balance: We deliver a material that masterfully balances high mechanical strength, thermal resilience, and functional conductivity, providing a superior alternative to metals in complex designs.
✅ Reliability in Demanding Environments: Our PA66 CF20 ensures long-term dimensional stability and fatigue resistance under high stress and temperature, guaranteeing part reliability.
✅ Expert Support for Complex Designs: We provide tailored processing guidance to help you leverage PA66 CF20’s enhanced flow and molding characteristics for successful production of intricate, high-performance parts.
✅ Your Partner in Lightweighting Innovation: We collaborate with you to implement PA66 CF20, achieving significant weight reduction, part consolidation, and performance enhancement where it matters most.

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PA66 CF20 Technical Data (Estimated Typical Values)

PropertyValueTest Standard
Carbon Fiber Content20%ISO 1172
Tensile Strength200 – 230 MPaISO 527
Flexural Modulus16,000 – 19,000 MPaISO 178
Notched Impact Strength9 – 12 kJ/m²ISO 180
HDT @1.8 MPa255 – 265 °CISO 75
Volume Resistivity10^2 – 10^4 Ω·cmIEC 60093

PA66 CF Series Technical Data Table (Estimated Typical Values)

PropertyTest StandardPA66 CF10PA66 CF20PA66 CF30PA66 CF40PA66 CF50
Carbon Fiber ContentISO 117210%20%30%40%50%
Tensile StrengthISO 527160 – 180 MPa200 – 230 MPa240 – 270 MPa260 – 290 MPa280 – 320 MPa
Flexural ModulusISO 17811,000 – 13,000 MPa16,000 – 19,000 MPa21,000 – 24,000 MPa25,000 – 28,000 MPa29,000 – 33,000 MPa
Notched Impact StrengthISO 1808 – 11 kJ/m²9 – 12 kJ/m²10 – 13 kJ/m²11 – 14 kJ/m²12 – 15 kJ/m²
HDT @1.8 MPaISO 75250 – 260 °C255 – 265 °C260 – 270 °C265 – 275 °C270 – 280 °C
Volume ResistivityIEC 6009310^3 – 10^5 Ω·cm10^2 – 10^4 Ω·cm10^1 – 10^3 Ω·cm10^0 – 10^2 Ω·cm10^-1 – 10^1 Ω·cm

PA66 CF20 Key Advantages

✅ Optimal Balance for Metal Replacement: Offers an exceptional strength-to-weight ratio and thermal stability, making it a versatile and cost-effective solution for replacing metals in demanding applications.
✅ Enhanced Structural Performance: Delivers significantly higher stiffness and strength than CF10, along with good impact resistance, ideal for load-bearing components.
✅ Superior Functional Conductivity: Provides improved electrical and thermal conductivity over lower CF grades, enhancing heat dissipation and ESD performance for advanced mechanical and electronic parts.

Industry Applications:

the crucial role of injection molding in automotive industry

Explore the PA66 Carbon Fiber Series in Detail

Click on the links below to view comprehensive technical data, key advantages, and application details for each specific grade.

GradeBest ForOverviewFull Details
PA66 CF10High-temp capable parts needing stiffness & ESD on a budget.The most accessible high-temperature CF grade, offering enhanced heat resistance, rigidity, and ESD protection over standard PA66.View PA66 CF10 Full Data Sheet →
PA66 CF20Demanding metal replacement where heat, strength & weight matter.A balanced performer for high-temperature environments, excelling in strength-to-weight ratio and functional conductivity.View PA66 CF20 Full Data Sheet →
PA66 CF30Structural components under high thermal and mechanical stress.The benchmark for high-temperature structural integrity, providing near-metallic stiffness and outstanding fatigue resistance.View PA66 CF30 Full Data Sheet →
PA66 CF40Ultra-stiff, high-heat applications where deflection is critical.Engineered for maximum rigidity and dimensional stability under extreme thermal and mechanical loads.View PA66 CF40 Full Data Sheet →
PA66 CF50Mission-critical applications at the limits of thermal & mechanical performance.The pinnacle grade, delivering peak specific strength and stiffness in the most severe high-temperature environments.View PA66 CF50 Full Data Sheet →

Powering Innovation Across Industries

IndustryKey Applications
AutomotiveEngine covers, intake manifolds, structural brackets, sensor housings, connectors.
Explore Automotive Applications →
Electrical & ElectronicsCircuit breakers, switches, connector housings, insulating components.
Discover E&E Solutions →
Industrial EquipmentGears, bearings, machine housings, rollers, mechanical components.
See Industrial Uses →
Various application scenarios of PA plastics
Various application scenarios of PA plastics

How to Choose the Right PA66 CF Grade?

In simple terms:

  • For a cost-effective upgrade into high-temperature capable carbon fiber composites with significantly improved stiffness, heat resistance, and ESD, consider PA66 CF10.

  • For the optimal balance of high strength, heat deflection temperature, and lightweight design in demanding metal replacement applications, choose PA66 CF30. It is the performance benchmark for most high-temperature structural uses.

  • For the ultimate high-temperature stiffness, strength, and dimensional stability where performance is critical under extreme conditions, consider PA66 CF50.

Why Choose Us?

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FAQ Section:

Q1: What is the main advantage of PA66 CF10 over standard PA66?
PA66 CF10 provides a multi-faceted upgrade with 10% carbon fiber reinforcement. Key benefits include:

  • Higher Heat Resistance: Significantly increased Heat Deflection Temperature (HDT) for use in hotter environments.

  • Enhanced Stiffness & Dimensional Stability: Greater rigidity and lower thermal expansion for precision parts.

  • Static Dissipation: Built-in conductivity protects electronic components.
    It’s the ideal starting point for applications needing better heat and mechanical performance than standard PA66.

Q2: Is PA66 CF10 suitable for under-the-hood automotive parts?
Yes, it is an excellent candidate. Its inherent high heat resistance (HDT >250°C) combined with improved stiffness and ESD protection makes it suitable for sensor housings, connectors, brackets, and other components near the engine where temperatures are elevated.

Q3: How should I process PA66 CF10?
For optimal results:

  • Dry thoroughly at 80-90°C for 4-6 hours before processing to prevent hydrolysis.

  • Use a melt temperature in the range of 280-310°C.

  • mold temperature of 80-110°C is recommended for best crystallinity and surface finish.

  • Use wear-resistant screws and barrels due to the abrasive nature of carbon fibers.

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