Glass Fiber Reinforced PA66 GF30 – 30% Glass Fiber Filled Nylon 66

Glass Fiber Reinforced PA66 GF30 is a 30% glass fiber filled Nylon 66 offering high strength, excellent heat resistance, and stable performance under moisture exposure. Ideal for automotive, electrical, and industrial structural components with OEM customization.

Engineering Focus PA66 GF30 Material Route What It Delivers
Structural rigidity & load holding 30% glass fiber reinforced PA66 High stiffness with reliable load-bearing
Dimensional stability in mass production Controlled shrinkage & fiber distribution Reduced warpage, stable assembly fit
Heat & long-term mechanical stability PA66 backbone with GF reinforcement Strength retention under heat aging
Quick Summary: Glass Fiber Reinforced PA66 GF30 is a high-performance structural engineering plastic containing 30% glass fiber reinforcement. Compared with PA6-based materials, PA66 GF30 delivers higher mechanical strength, superior heat resistance, and more stable performance under moisture and long-term load. It is widely used in automotive, electrical, and industrial structural components requiring durability and reliability.

Glass Fiber Reinforced PA66 GF30

Glass Fiber Reinforced PA66 GF30

 30% Glass Fiber Reinforced Nylon 66 for High-Performance Structural Applications

PA66 GF30 is one of the most widely specified high-performance glass fiber reinforced nylons for demanding structural applications. By incorporating 30% chopped glass fiber into the PA66 matrix, this material achieves excellent stiffness, high tensile strength, and superior heat resistance.

Compared with PA6 GF30, PA66 GF30 offers higher melting temperature, better mechanical retention after moisture absorption, and improved long-term thermal stability, making it the preferred choice for automotive and industrial environments.

Material Composition & Glass Fiber Reinforcement Structure

Material Composition Overview

  • Base Polymer: Polyamide 66 (PA66 / Nylon 66)

  • Glass Fiber Content: 30% chopped glass fiber

  • Fiber Type: E-glass

  • Optional Additives:

    • Heat stabilizer

    • Impact modifier

    • Flame retardant (UL94 V2 / V0)

    • UV stabilizer

  • Color Options: Natural, black, customized

This composition positions PA66 GF30 as a true high-performance structural nylon.

Core Advantages: Strength, Heat Resistance & Stabilit

Engineering Advantages

High Mechanical Strength

30% glass fiber reinforcement significantly improves tensile and flexural strength.

Superior Heat Resistance

Higher melting point and heat deflection temperature compared to PA6-based grades.

Better Moisture Stability

Lower performance loss after moisture absorption than PA6 GF grades.

Excellent Creep Resistance

Maintains structural integrity under long-term mechanical load.

Chemical & Wear Resistance

Resistant to oils, fuels, greases, and abrasion.

Manufacturing & Commercial Advantages

Automotive-Approved Structural Grade

Widely specified in OEM automotive applications.

Long-Term Reliability

Designed for continuous mechanical and thermal stress.

Consistent Injection Molding Performance

Stable processing behavior with proper mold design.

High Design Confidence

Ideal for safety-related and load-bearing components.

Typical Application Areas

Automotive Applications

    • Engine compartment components

    • Structural brackets and supports

    • Air intake and cooling system parts

Selected for heat resistance and strength.

Electrical & Electronics

  • High-strength connector housings

  • Electrical structural parts

  • Load-bearing electrical components

Ensures mechanical reliability and insulation stability.

Industrial & Mechanical Components

  • Structural frames

  • Load-bearing housings

  • Mechanical support parts

Suitable for demanding industrial environments.

Processing Performance & Injection Molding Guidelines

PA66 GF30 requires proper drying and controlled processing conditions to achieve optimal performance.

Typical Processing Parameters

  • Melt Temperature: 280–300°C

  • Mold Temperature: 80–120°C

  • Drying: 80°C for 4–6 hours

  • Injection Speed: Medium

  • Shrinkage: 0.2–0.5% (directional)

Moisture control is critical to maintain surface quality and mechanical strength.

OEM  Customization Capabilities

PA66 GF30 can be customized for a wide range of applications.

Customization Options

  • Glass fiber content: GF25 / GF30 / GF35

  • Flame retardant grades (UL94 V2 / V0)

  • Heat-stabilized formulations

  • Enhanced surface finish

  • Color customization

OEM Support Services

  • Application-based material selection

  • Performance benchmarking

  • Prototype sampling

  • Long-term supply assurance

Technical Specification – PA66 GF30

 

Property Test Standard Typical Value
Density ISO 1183 1.35–1.40 g/cm³
Tensile Strength ISO 527 140–170 MPa
Flexural Strength ISO 178 200–230 MPa
Flexural Modulus ISO 178 8,000–10,000 MPa
Notched Izod Impact ISO 180 6–9 kJ/m²
Heat Deflection Temp. ISO 75 250–265°C
Shrinkage 0.2–0.5%
Moisture Stability Excellent

FAQ

Q1: What is the main advantage of PA66 GF30?
It offers higher strength and heat resistance compared to PA6 GF30.

Q2: How does PA66 GF30 compare to PA6 GF30?
PA66 GF30 provides better thermal stability and retains mechanical properties better after moisture absorption.

Q3: Is PA66 GF30 suitable for under-hood automotive parts?
Yes. It is widely used in under-hood automotive environments.

Q4: Are flame-retardant grades available?
Yes. UL94 V2 and V0 grades can be supplied.

Q5: Can PA66 GF30 be customized?
Yes. Mechanical and thermal properties can be tailored for OEM requirements.

Field Insight: PA66 GF30 is typically selected when applications demand higher thermal endurance, superior mechanical strength, and stable long-term performance under moisture exposure. It is often specified as an upgrade from PA6 GF30 in critical automotive and industrial designs.

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