PA66 GF30 - PA66 30% glass fiber: Outstanding benefits & applications

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PA66 GF30, also known as PA66 with 30% glass fiber, is a glass-fiber-reinforced polyamide 66 engineering plastic designed for applications that require higher strength, stiffness, dimensional stability, and heat resistance than unfilled PA66. The 30% glass-fiber reinforcement significantly improves mechanical performance and helps the material withstand long-term loads in demanding conditions. PA66 GF30 is commonly used in automotive components, industrial equipment, electrical and electronic parts, consumer products, and heat-resistant appliance components. However, its abrasive nature can make it less suitable for some sliding applications. This article explains the key benefits, common uses, and different glass-fiber-reinforced PA66 grades, including PA66 GF15, GF25, GF30, GF35, and GF50.

1. What is PA66 GF30?

PA66 GF30 is a 30% glass fiber-reinforced PA 66 with higher strength, creep strength, rigidity, and dimensional stability. After modification of PA66+GF30,  the material possesses excellent mechanical properties, making it a resilient and suitable choice for high loads over long periods in high-temperature conditions. One of its example applications is the cover component for machines and vehicles. Besides, thanks to the black color of the additives, some models have better UV protection required for outdoor weather resistance applications. However, the tendency to create a marked abrasive effect on mating surfaces makes PA66GF30 less suitable for sliding applications.   

PA66 GF30 - PA66 30% glass fiber: Outstanding benefits & applications

PA66 GF30

2. Benefits of PA66-GF30

PA 66 GF30 has many advantages. Some of them are:

  • Excellent high strength
  • Extremely high stiffness
  • High dimensional stability
  • Good wear resistance
  • Improved UV protection
  • Good heat deflection temperature
  • Bondable and weldable properties
  • Oil, fuel, and grease resistance 

3. Common uses of PA66 GF30 

PA66 30GF is commonly used in automotive components, industrial equipment, electrical and electronic applications, consumer goods, and other appliances.  

3.1. Automotive Industry

PA66 g30 has high rigidity, strength, and heat resistance, allowing it to be an ideal option for producing various automotive components, such as engine covers, intake manifolds, fuel system components, radiator tanks, gas tanks, suction pipes, fasteners, cooling fan, and structural parts.

3.2. Industrial Equipment

Thanks to its great mechanical properties and heat and chemical resistance, the material is suitable for producing bearings, housings, gears, rollers, and pump components. 

3.3. Electrical And Electronic Applications

Electrical and electronic applications always need good mechanical strength and electrical insulation. PA66 GF30 meets these requirements, that’s why it’s commonly used in circuit breakers, electrical connectors, switches, and other electrical parts.

3.4. Consumer Goods

The material is well-fit for consumer goods requiring durability, mechanical strength, and heat resistance. The rigidity and high strength make it an ideal choice for sports equipment, power tools, furniture components, etc.

3.5. Other Appliances

PA66-GF30 is also found in many other appliances, such as in many components of vacuum cleaners, washing machines, ovens, and other heat-resistant details. 

PA66 GF30 application

PA66 GF30 application

4. Other types of glass-filled PA66

Besides PA66 GF30, glass-filled PA66 also comes with different variations. Depending on the ratio of glass fiber added, the final materials are slightly different from each other. They all have their own application fields, and all are popular products in the masterbatch industry.

4.1 PA66 GF25

PA66-GF25 is the reinforced PA66 with 25 % glass fiber. PA66GF25 is known as a dry impact-resistant mixture that is super suitable for the production of structural and reinforcement. It also offers high stiffness, heat resistance, and mechanical stability.

4.2 PA66 GF35

PA66GF35 is the combination of PA 66 and 35% glass fiber which is strong and highly heat stabilized. It’s even stiffer than PA66 GF30 and is a preferable choice for mechanical engineering and aviation. One of the advantages of PA66-GF35 is though 35% glass fiber is added, it’s still possible to extrude the material into sheets and rods. Thus, you can have various dimension options. 

4.3 PA66 GF15

PA66 GF15, the mixture of PA66 and 15% glass fiber, is heat-stabilized polyamide 6.6 with average strength and stiffness. Many manufacturers prefer to use the material in thermoplastic structure foaming (TSF) and plastic injection molding.   

4.4 PA66 GF50

This material is the result between PA66 and a higher percentage of glass fiber (50%). This combination has higher heat stabilization and improved thermal stability compared to other extruded products. Thus, it can be used under high loads at high temperatures (up to 130°C), yet it still keeps a low rate of warpage.  

4.5 PA66 GF13

PA66-GF13 is the modified version of PA 66, consisting of 13% glass fiber reinforcement. It has all the PA66 material properties but with higher impact strength. Therefore, it’s an ideal choice for technical applications in the automotive industry and mechanical engineering.  

4.6 PA66 PP GF38

It’s a blend of PA66, PP, and 38% glass fiber reinforcement. Though the density, flexural strength, and tensile strength are lower due to the added percentage of PP, the material meets the requirement of weight and cost reduction. Meanwhile, the impact strength of the solution is optimized.

PA66 GF50

PA66 GF50

5. Introduction of EuroPlas PA66-GF engineering plastic compound

EuroPlas is a well-known name in the masterbatch industry. As a leader in the field, the company always looks for a convenient, cost-efficient, and time-saving solution to help clients with their final products.

EuroPlas PA66-GF engineering plastic compound is an all-in-one material that allows manufacturers to process it directly without additional materials. It’s the perfect combination of PA66 base and glass fiber reinforcement. Our products are tailor-made to meet the specific requirements of different industries. EuroPlas PA66-GF engineering plastic compound is stiffer and more impact resistant, guaranteeing an improved end product. 

Processing glass-filled plastics is not simple and easy. However, with our experience and technology, we ensure our materials are produced without defects and with desirable results for your business. Our full-function-in-one-material solution for end-products can be used in many fields, such as automobile, electronics manufacturing, interior decoration, and renewable energy.    

6. Conclusion

PA66 GF30 is well-known for its high strength, stiffness, and dimensional stability, lending it a common choice in different fields, such as automotive, mechanical, electrical, and electronic industries. If you have more questions about this excellent product, don’t hesitate to ask EuroPlas. We’ll assist you until you’re satisfied. 

7. Frequently Asked Questions

1. What is PA66 GF30?
PA66 GF30 is polyamide 66 reinforced with 30% glass fiber. Compared with unfilled PA66, it offers higher strength, stiffness, creep resistance, and dimensional stability, making it suitable for demanding engineering applications.

2. What does GF30 mean in PA66 GF30?
GF30 means the PA66 compound contains approximately 30% glass fiber reinforcement. The glass fibers help improve the mechanical and thermal performance of the base polymer.

3. What are the main benefits of PA66 GF30?
Its main advantages include high strength, high stiffness, good dimensional stability, wear resistance, heat resistance, oil and grease resistance, and improved performance under long-term mechanical loads.

4. Is PA66 GF30 stronger than standard PA66?
Yes. The 30% glass-fiber reinforcement significantly increases stiffness, strength, and creep resistance compared with unfilled PA66.

5. Is PA66 GF30 heat resistant?
PA66 GF30 has better heat resistance and heat deflection performance than unfilled PA66, making it suitable for many applications exposed to elevated temperatures. Exact limits depend on the specific grade and formulation.

6. What is PA66 GF30 used for?
Common applications include automotive parts, industrial equipment, electrical and electronic components, consumer goods, and heat-resistant appliance parts.

7. Is PA66 GF30 suitable for automotive components?
Yes. It is commonly used for parts such as engine covers, intake manifolds, fuel-system components, radiator tanks, cooling fans, fasteners, and other structural components that require strength and heat resistance.

8. Can PA66 GF30 be used in electrical and electronic applications?
Yes. Its combination of mechanical strength and electrical insulation makes it suitable for connectors, switches, circuit breakers, and other electrical parts.

9. Is PA66 GF30 suitable for sliding applications?
Not always. The article notes that glass-filled PA66 can create an abrasive effect on mating surfaces, which may make PA66 GF30 less suitable for certain sliding applications.

10. What is the difference between PA66 GF30 and PA66 GF35?
PA66 GF35 contains 35% glass fiber, so it is generally stiffer than PA66 GF30. It may be preferred for applications that require higher rigidity and heat stability.

11. What is the difference between PA66 GF30 and PA66 GF50?
PA66 GF50 contains 50% glass fiber and typically provides higher stiffness and thermal stability than PA66 GF30. However, the higher reinforcement level can also affect processability and toughness, so grade selection should depend on the application. The article notes PA66 GF50 for high-load, high-temperature uses.

12. How should manufacturers choose a glass-filled PA66 grade?
The appropriate grade depends on required stiffness, strength, heat resistance, impact performance, dimensional stability, processing method, and end-use conditions. Higher glass-fiber content generally increases rigidity, but the best formulation should be selected based on the complete application requirements.

13. What is PA66-GF engineering plastic compound?
PA66-GF engineering plastic compound is a modified PA66 material reinforced with glass fiber and, depending on the grade, other additives. It is designed to provide improved mechanical, thermal, and dimensional properties for engineering applications. EuroPlas states that its PA66-GF compounds can be tailored for sectors such as automotive, electronics, interior applications, and renewable energy. 

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