LSG8
- PA12 GF40
- Colour: Natural Colour & Black
- Reinforced with 30% Glass Fiber
- Product Benefits: High dimensional stability, high rigidity, and low moisture absorption
- Certificate: RoHS, REACH
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40% Glass Fiber Reinforced Nylon 12 (PA12 GF40)
Product Overview
PA12 GF40 is a high glass fiber content (40%) reinforced polyamide 12, offering outstanding structural rigidity, low warpage, and excellent creep resistance. It is especially suitable for parts subjected to long-term static loads or requiring high dimensional precision. Compared to PA12 GF30, PA12 GF40 is more appropriate for applications that demand higher strength and rigidity, while still retaining the low moisture absorption and chemical resistance of PA12.
Technical Specifications
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Base Material: Nylon 12 (PA12 / Polyamide 12)
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Glass Fiber Content: 40%
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Tensile Strength: 140 MPa
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Elongation at Break: 4%
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Notched Impact Strength (23°C): 20 kJ/m²
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Density: 1.38 g/cm³
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Melting Point: 185°C
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Color: Natural, Black
Applications
PA12 GF40 is ideal for structural designs requiring high rigidity and long-term load-bearing performance:
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Automotive Structural Parts: such as mounting brackets, connecting arms, and fuel/gas connectors, offering excellent mechanical and chemical resistance.
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Electronic & Industrial Enclosures: including housings, base structures, and connection modules requiring dimensional stability, heat and moisture resistance.
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Bicycle & Outdoor Equipment: ideal for frame joints, pedal arms, and components needing high fatigue strength and stiffness.
Comparison with Other Glass Fiber Reinforced Nylon Grades
PA12 GF40 | PA12 GF30 | PA6 GF40 | PA66 GF40 | |
Tensile Strength | 140 MPa | 110 MPa | 185 MPa | 180 MPa |
Elongation at Break | 3% | 5% | 2.8% | 2.5% |
Notched Impact Strength | 18 kJ/m² | 21 kJ/m² | 13 kJ/m² | 11 kJ/m² |
Density | 1.38 g/cm³ | 1.28 g/cm³ | 1.46 g/cm³ | 1.41 g/cm³ |
Moisture Absorption | Low | Low | Medium to High | Medium |
Application Images

PA12 GF40 is the ideal engineering solution for applications demanding high structural strength, long-term load durability, and dimensional precision.
Technical Properties
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Properties | Test Method | Units | Conditions | Value |
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Density | ISO 1183 | g/cm3 | Dry | 1.38 |
Tensile strength at break | ISO 527 (50mm/min) |
Mpa | Dry | 140 |
Elongation at break | ISO 527 (50mm/min) |
% | Dry | 4 |
Impact strength | ISO 180-1C Charpy,23℃ |
Kj/㎡ | Dry | 95 |
Notched impact strength | ISO 180-1A Charpy,23℃ |
Kj/㎡ | Dry | 20 |
Ball indentation hardness | ISO | Mpa | Dry | 85 |
Melting point | ISO 3146C DSC | ℃ | Dry | 185 |
Heat deflection temperature HDT/A | ISO 75 1.8MPa |
℃ | Dry | 175 |