PA66 GF20 | 20% Glass Fiber Reinforced Nylon 66 – Nylon Plastic

What is PA66 GF20?

PA66 GF20 is a nylon 66 composite reinforced with 20% glass fibers. It capitalizes on the superior thermal and chemical base properties of PA66, enhancing them with increased stiffness and strength. This grade is perfect for applications that operate in demanding conditions (like under-hood automotive) where both good toughness and a step up in mechanical/thermal performance from GF15 are required, but the extreme rigidity of GF30 is not yet necessary.

Why Choose Our PA66 GF15?

Targeted High-Temp Performance: The go-to material when your application needs PA66’s heat resistance plus enhanced mechanicals over GF15.

✅  Reliability in Harsh Conditions: Formulated to perform consistently in chemically aggressive and thermally challenging environments.

Technical Support for Critical Parts: We provide the expertise to ensure this material performs as expected in safety-critical or high-durability applications.

✅ Fast Delivery: Reliable supply chain from prototyping to mass production

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PA66 GF20 Technical Specifications (Estimated)

Property Value Test Standard
Glass Fiber Content 20% (±2%) ISO 1172
Tensile Strength 130 – 170 MPa ISO 527
Flexural Modulus 6,000 – 8,500 MPa ISO 178
Impact Strength (Notched Izod) 10 – 14 kJ/m² ISO 180
Heat Deflection Temperature (HDT) 245 – 252 °C @ 1.8 MPa ISO 75
Melting Point 255 – 265 °C ISO 3146
Moisture Absorption ~1.1% (23°C/50% RH) ISO 62

 

PA66 Series Material Performance Comparison Table:

Property PA66 GF15 PA66 GF20 PA66 GF30 PA66 GF40 PA66 GF50 PA66 GF60
Glass Fiber Content 15% 20% 30% 40% 50% 60%
Tensile Strength (MPa) ~120 ~150 ~175 ~190 ~210 ~220
Flexural Modulus (MPa) ~5,500 ~7,250 ~8,750 ~10,500 ~14,000 ~16,000
Notched Impact (kJ/m²) ~13 ~12 ~11.5 ~10 ~9 ~7.5
HDT @1.8MPa (°C) ~240 ~248 ~252 ~255 ~257 ~260
Key Profile Heat resistant & tough, economical Balance of heat & strength All-rounder for high-temp environments High-perf. grade surpassing GF30 High-modulus for metal replacement Ultimate heat & stiffness performance

Key Advantages of PA66 GF20:

✅ High-Temperature Capability with Toughness:

Leverages PA66’s inherent high melting point, providing excellent heat resistance paired with good impact strength

✅Significant Strength Upgrade:

Delivers substantially higher mechanical properties than PA66 GF15, making it suitable for more demanding structural applications.

✅ Superior Dimensional Stability:

 The combination of PA66’s low creep and added glass fibers ensures parts maintain shape under load and heat.

✅Excellent Chemical Resistance:

Maintains PA66’s strong resistance to oils, fuels, and chemicals, ideal for automotive and industrial environments.

 

Industry Applications:

the crucial role of injection molding in automotive industry

PA66GF20 is commonly used in automotive components, interior parts, and other applications that require a good surface finish and fundamental rigidity.

Powering Innovation Across Industries

Industry Key Applications
Automotive Engine covers, intake manifolds, structural brackets, sensor housings, connectors.
Explore Automotive Applications →
Electrical & Electronics Circuit breakers, switches, connector housings, insulating components.
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Industrial Equipment Gears, bearings, machine housings, rollers, mechanical components.
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Various application scenarios of PA plastics
Various application scenarios of PA plastics

How to Choose the Right PA66 Grade?

For optimal toughness and cost-effectiveness, start with PA66 GF15. It provides a solid upgrade from unreinforced PA66, offering solid strength and good impact resistance for general industrial and automotive components.

For the best all-around, industry-proven performance, choose PA66 GF30. It delivers an excellent balance of high strength, stiffness, and exceptional heat resistance (HDT >250°C), making it the default choice for demanding structural and under-hood applications.

For a measurable performance upgrade where standard grades reach their limit, consider PA66 GF33. This grade offers higher stiffness and thermal margin than GF30, ideal for precision parts requiring guaranteed performance.

For maximum stiffness, strength, and thermal resistance where metal replacement is the goal, look to PA66 GF50 or PA66 GF60. These high-fiber grades deliver near-metallic properties for extreme loads and temperatures, but require careful evaluation of their reduced impact toughness and significant processing challenges.

Why Choose Us?

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FAQ Section:

Q: Can I get a sample before placing an order?
A: Yes! We provide free samples for qualified projects.

Q: What’s the lead time for production?
A: Standard grades: 5-7 days; Custom formulations: 2-3 weeks.

Q: Do you provide material certifications?
A: Yes, we provide full material documentation and certifications.

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