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As a specialized plastics compounder, Shanghai Wenqin Plastics Co., Ltd. is proud to present our high-performance DuPont PA66 FR55G50NHLW resin. This material represents a significant advancement in engineering thermoplastics, combining the inherent strength of nylon 66 with superior flame retardancy and mechanical reinforcement. Engineered for critical applications where safety and performance cannot be compromised, this halogen-free, glass-filled compound is the result of precise formulation and rigorous quality control processes established in our Shanghai facility. We serve a global clientele across diverse industries, ensuring reliable material supply through major ports like Shanghai and Ningbo.
This flame-retardant nylon 66 resin is designed to meet the stringent demands of modern manufacturing. Its formulation addresses key challenges such as dimensional stability under heat, resistance to ignition, and long-term durability in harsh environments. The integration of 50% glass fiber reinforcement transforms the base polyamide, yielding a material with exceptional stiffness, strength, and thermal properties that far exceed those of unfilled grades. For engineers and product designers, this translates into greater design freedom, the potential for part consolidation, and enhanced end-product reliability.
The core value of PA66 FR55G50NHLW lies in its balanced portfolio of properties:
Superior Flame Retardancy: Achieves a UL94 V-0 rating, a critical safety standard for components in electrical/electronic (E&E) equipment and automotive interiors, without relying on halogenated additives, making it a more environmentally conscious choice.
Enhanced Mechanical Performance: The high load of glass fiber provides outstanding tensile and flexural strength, as well as high stiffness, allowing for the design of thin-walled yet robust components.
Excellent Thermal Stability: Maintains dimensional integrity and mechanical properties at elevated temperatures, which is crucial for under-the-hood automotive parts or components near heat sources.
Good Electrical Insulation Properties: Combined with its flame retardancy, this makes it an ideal material for connectors, circuit breakers, switches, and other electrical housings.
Good Chemical Resistance: Resists many oils, greases, and fuels, broadening its applicability in automotive and industrial settings.
Typical technical specifications for this grade are summarized below. Please note that specific values can vary based on processing conditions and test methods.
| Property | Test Method | Typical Value | Unit |
|---|---|---|---|
| Density | ISO 1183 | 1.61 | g/cm³ |
| Tensile Strength (Break) | ISO 527 | 190 | MPa |
| Flexural Modulus | ISO 178 | 12000 | MPa |
| Izod Impact Notched (23°C) | ISO 180/1A | 14 | kJ/m² |
| Heat Deflection Temp (1.8 MPa) | ISO 75-1/-2 | 250 | °C |
| Flammability Rating | UL 94 | V-0 | - |
| Melt Flow Rate (275°C/2.16kg) | ISO 1133 | 20 - 40 | g/10 min |
For buyers, the advantages are clear and impactful. This material can help reduce system costs by enabling the replacement of metals or more expensive polymers. Its excellent flow characteristics facilitate the molding of complex, detailed parts with good surface finish. Furthermore, its predictable and consistent performance minimizes production rejects and ensures reliable part performance in the field, reducing warranty risks. It is particularly suited for applications demanding a combination of structural integrity and fire safety.
Shanghai Wenqin Plastics operates with a firm commitment to quality and consistency, underpinned by a comprehensive management system certified to ISO 9001. Our production processes are designed to deliver batch-to-batch uniformity, which is critical for your manufacturing stability. With extensive experience supplying markets from North America and Western Europe to Southeast Asia and Africa, we understand the diverse needs of global industries. Our strategic location in Shanghai and efficient logistics through key ports ensure reliable and timely delivery of this high-performance resin. We invite you to contact us for technical data sheets, samples for evaluation, or to discuss how DuPont PA66 FR55G50NHLW can enhance your next project.
Frequently Asked Questions (FAQ)
Q: What does "Halogen-Free" mean in the context of this flame retardant, and why is it important?
A: "Halogen-Free" indicates that the flame retardant additives used do not contain chlorine, bromine, or other halogens. This is important for environmental and safety reasons, as halogenated materials can produce corrosive and toxic smoke when burned. Many industries, especially electronics, now prefer halogen-free materials for regulatory compliance and green initiatives.Q: Is this material suitable for outdoor applications with UV exposure?
A: Standard PA66 FR55G50NHLW is not inherently UV stabilized. For prolonged outdoor use, the addition of UV stabilizers is recommended. We can provide guidance on suitable stabilized grades or discuss custom compounding options to meet specific weathering requirements.Q: How does the 50% glass fiber content affect the molding process compared to lower-filled grades?
A: The high glass content increases melt viscosity and can lead to higher wear on tooling surfaces, particularly gates and runners. It requires robust molding equipment and often higher injection pressures. However, it provides significantly greater stiffness, strength, and heat resistance. Proper mold design, including the use of hardened steels, is advisable for long production runs.Q: Can this material be colored, or is it only available in natural?
A: While the standard color is natural/off-white, it can be custom colored with masterbatches. It is crucial to use colorants compatible with high-temperature processing and that do not negatively interfere with the flame-retardant system. Pre-colored compounds are also available upon request.Q: What are the key drying parameters before processing this resin?
A: Nylon 66 is hygroscopic and must be thoroughly dried to prevent hydrolysis (molecular degradation) during processing, which severely weakens the final part. Typical recommendations are drying at 80-90°C (176-194°F) for 4-6 hours in a dehumidifying hopper dryer to achieve a moisture content below 0.1-0.2%.Q: What are the most common injection molding applications for this specific grade?
A: Its primary uses are in electrical and electronic components like connectors, terminal blocks, circuit breaker housings, and switchgear parts. In automotive, it is used for under-hood components, sensor housings, and electrical connectors where heat and flame retardancy are concerns.Q: Does this material have any certifications for specific industries like automotive or electrical?
A> While the material itself carries a UL94 V-0 recognition, final part certification often depends on the specific application and end-use standards (e.g., IEC, ISO, or automotive OEM specifications). The material's properties make it a strong candidate for components requiring such certifications. We can provide supporting data for your qualification process.Q: What is the minimum order quantity (MOQ), and what is the standard lead time?
A: Our standard MOQ is typically one pallet or a metric ton, but we can discuss sample quantities for testing and evaluation. Lead times vary based on order volume and current stock levels; please contact our sales team for the most accurate and up-to-date information based on your location and requirements.
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