PA6 GF33 Technical Specifications (Estimated)
| Property | Value | Test Standard |
|---|---|---|
| Glass Fiber Content | 33% (±2%) | ISO 1172 |
| Tensile Strength | 135 – 185 MPa | ISO 527 |
| Flexural Modulus | 6,500 – 9,500 MPa | ISO 178 |
| Impact Strength (Notched Izod) | 11 – 15 kJ/m² | ISO 180 |
| Heat Deflection Temperature (HDT) | 180 – 200 °C @ 1.8 MPa | ISO 75 |
| Melting Point | 215 – 230 °C | ISO 3146 |
| Moisture Absorption (Equilibrium, 23°C/50% RH) | ~1.7% | ISO 62 |
PA6 Series Material Performance Comparison Table
| Property | PA6 GF15 | PA6 GF30 | PA6 GF33 | PA6 GF40 | PA6 GF50 | PA6 GF60 |
|---|---|---|---|---|---|---|
| Glass Fiber Content | 15% | 30% | 33% | 40% | 50% | 60% |
| Density (g/cm³) | 1.21 | 1.38 | ~1.42 | 1.46 | 1.56 | 1.67 |
| Tensile Strength (MPa) | 118 | 165 | ~175 | 185 | 200 | 220 |
| Elongation at Break (%) | 3.3 | 3.0 | ~2.9 | 2.8 | 2.0 | 2.0 |
| Notched Impact Strength (kJ/m²) | 10 | 12 | ~12.5 | 13 | 14 | 14 |
| Heat Deflection Temperature (℃, 1.8MPa) | 160 | 175 | ~195 | 215 | 216 | 220 |
Key Advantages:
Optimized Balance of Strength and Toughness
PA6 GF33 is engineered to offer a superior mechanical profile, delivering higher strength and rigidity than standard PA6 GF30, while maintaining better impact resistance and ductility compared to PA6 GF40. This makes it an ideal “upgraded” choice when GF30 is marginally insufficient.
Enhanced High-Temperature Capability
With a Heat Deflection Temperature (HDT) typically elevated beyond that of GF30, PA6 GF33 provides improved performance and dimensional stability in demanding thermal environments, offering a safety margin for applications near the upper limit of GF30.
Superior Dimensional Stability and Precision
The increased fiber content further reduces moisture absorption and thermal expansion compared to GF30, resulting in enhanced dimensional stability for parts that require tight tolerances under varying environmental conditions.
Retained Processability
While requiring more robust processing parameters than GF30, PA6 GF33 generally maintains better melt flow and is less demanding on equipment than higher-load grades like GF40 or GF50, facilitating more reliable production.
Industry Applications:

PA6GF33 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. Discover E&E Solutions → |
| Industrial Equipment | Gears, bearings, machine housings, rollers, mechanical components. See Industrial Uses → |

How to Choose?
In simple terms:
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For good toughness or cost-effectiveness, consider PA6 GF15.
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For balanced overall performance, choose PA6 GF30.
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For higher stiffness, strength, and heat resistance, and where cost is less sensitive, consider PA6 GF40/50/60. Generally, higher glass fiber content improves these properties.
Why Choose Us?


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.









