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Help CenterDuPont PA66 FE5171 Impact Modified Heat Stabilized Nylon 66 for Auto Parts
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As a dedicated plastics compounder, Shanghai Wenqin Plastics is committed to delivering high-performance material solutions for the demanding automotive industry. Our formulation of DuPont PA66 FE5171 equivalent grade represents this commitment, engineered to meet the rigorous challenges of modern vehicle components. This impact-modified and heat-stabilized Nylon 66 resin offers an optimal balance of mechanical strength, durability, and long-term thermal resistance, making it a reliable choice for manufacturers seeking to enhance part performance and longevity. We understand that auto parts require materials that can withstand harsh environments, and our product is specifically designed to deliver consistent quality under such conditions.
This advanced Nylon 66 compound is tailored for applications where toughness and thermal stability are non-negotiable. The impact modification significantly improves the material's resistance to shock and stress, reducing the risk of cracking or failure in dynamic or high-load situations. Simultaneously, the integrated heat stabilization package ensures that the polymer retains its key mechanical properties when exposed to elevated temperatures commonly found in automotive engine compartments or under-hood areas. This combination is critical for parts that must perform reliably over the vehicle's entire lifespan.
Superior Toughness: The impact modification provides excellent resistance to mechanical shock and notched impact, crucial for parts subject to vibration or sudden loads.
Enhanced Thermal Aging Resistance: Stabilizers protect the polymer chain from degradation at high temperatures, ensuring property retention over time.
Good Mechanical Strength & Stiffness: Maintains the inherent high strength and rigidity of PA66, suitable for structural components.
Chemical Resistance: Resists oils, greases, and various automotive fluids, preserving part integrity.
Excellent Processability: Designed for smooth injection molding with good flow characteristics, enabling complex part geometries and efficient production cycles.
Dimensional Stability: Offers low moisture absorption compared to other nylons, contributing to consistent part dimensions and performance.
The material is ideal for a wide range of automotive components. Its properties make it suitable for under-hood applications like connectors, sensor housings, brackets, and cooling system parts. It is also used in structural components, fasteners, and other parts requiring a combination of strength, toughness, and heat resistance.
Below is a summary of typical properties for this grade. Specific values can be provided upon request based on your processing conditions and testing standards.
| Property | Typical Value | Test Method |
| Tensile Strength (Yield) | 70 - 85 MPa | ISO 527 |
| Flexural Modulus | 2500 - 3000 MPa | ISO 178 |
| Charpy Notched Impact Strength (+23°C) | 10 - 20 kJ/m² | ISO 179/1eA |
| Heat Deflection Temperature (1.8 MPa) | 200 - 220 °C | ISO 75-1/-2 |
| Melting Temperature | ~260 °C | ISO 11357 |
For automotive part manufacturers, the benefits of selecting this material are clear. It helps in producing components that are durable enough to handle road vibrations and engine heat, reliable to prevent premature failures, and cost-effective by enabling efficient processing and reducing waste. By using a heat-stabilized grade, you also extend the functional life of the parts, contributing to overall vehicle quality and customer satisfaction.
Frequently Asked Questions (FAQ)
Q1: Is this material a direct replacement for DuPont FE5171?
A1: Our compound is formulated to match the key performance characteristics of DuPont PA66 FE5171, including impact modification and heat stabilization. It is designed as a reliable equivalent for applications requiring those properties. We recommend testing under your specific conditions to confirm suitability.
Q2: What is the main advantage of using an impact-modified PA66?
A2: The primary advantage is significantly improved toughness and resistance to crack propagation under impact or high stress. This is vital for automotive parts that may experience mechanical shock, vibration, or sudden loading during use.
Q3: How does the heat stabilization benefit my auto parts?
A3: Heat stabilization inhibits thermal-oxidative degradation of the polymer when exposed to long-term high temperatures (e.g., in an engine bay). This helps the part maintain its mechanical strength, color, and dimensional stability over its service life.
Q4: Can this material be used for exterior automotive parts?
A4: While its primary strengths are mechanical and thermal, it can be used for certain exterior components. However, for parts requiring high UV resistance or specific weatherability, additional stabilizers may be needed. We can discuss custom formulations for such requirements.
Q5: What are your drying recommendations before processing?
A5: PA66 is hygroscopic. We generally recommend drying at 80-90°C for 3-4 hours to achieve a moisture content below 0.2% before processing to ensure optimal mechanical properties and surface finish.
Q6: Do you provide technical data sheets and samples?
A6: Yes, detailed technical data sheets are available upon request. We also offer sample quantities for your evaluation and mold trials to help validate the material's performance in your application.
Q7: What injection molding parameters do you suggest?
A7: Typical melt temperatures range from 270°C to 290°C, with mold temperatures between 70°C and 100°C. Specific settings depend on part design and machinery. Our technical team can provide initial processing guidelines.
Q8: What is your minimum order quantity (MOQ) and lead time?
A8: MOQ and lead time depend on the order size and specific packaging requirements. Please contact our sales team for a precise quotation based on your needs. We strive for flexible and responsive service.
Backed by a commitment to quality reflected in our ISO 9001 management system and experience in serving global markets across North America, Europe, and Asia, Shanghai Wenqin Plastics stands as a reliable partner. Our strategic location near major ports like Shanghai and Ningbo facilitates efficient logistics. We invite you to leverage our expertise in engineering plastics to source a tough, heat-resistant, and process-friendly PA66 material that can enhance the durability and performance of your automotive components. Contact us today to request a sample or discuss how this grade can meet your specific application challenges.
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