LFT-G® Long Fiber Reinforced Polypropylene for Automotive Fuel Tank Shields
Shielding Safety: Robust PP LGF30 for Automotive Fuel Tank Protection
The automotive fuel tank is a critical component requiring effective protection from the hazards of the road, including impacts from debris, exposure to water, salts, and chemicals. A durable and reliable fuel tank shield is essential for vehicle safety and longevity. LFT-G® PP LGF30 emerges as a high-performance material solution for crafting robust automotive fuel tank shields. By incorporating 30% continuous long glass fibers within a high-quality polypropylene matrix, LFT-G® PP LGF30 delivers a compelling combination of high impact resistance, sufficient stiffness, and excellent resistance to the challenging under-vehicle environment. This specialized grade of LFT PP LGF30 is expertly formulated to absorb energy from impacts, protecting the fuel tank from punctures or damage caused by road debris. Its inherent resistance to water, road salts, and many automotive chemicals, including fuel spills, ensures long-term durability and corrosion prevention. Furthermore, LFT-G® PP LGF30's lightweight nature contributes to overall vehicle efficiency, while its dimensional stability helps maintain a consistent protective barrier. The excellent moldability allows for complex shapes that can provide optimal coverage and integrate mounting features effectively.
Key Advantages of LFT-G® PP LGF30 for Automotive Fuel Tank Shields
- High Impact Resistance: Provides crucial protection against impacts from road debris, rocks, and other hazards that could potentially damage the fuel tank.
- Sufficient Stiffness: Creates a protective barrier that helps maintain the shape and integrity of the fuel tank.
- Excellent Environmental Resistance: Highly resistant to water, road salts, and temperature variations commonly found under the vehicle, ensuring long-term durability.
- Good Chemical Resistance: Inherently resistant to fuel, oils, and other automotive fluids, crucial for protection in the event of leaks or spills.
- Lightweight Design: Contributes to overall vehicle weight reduction, enhancing fuel efficiency and performance.
- Corrosion Prevention: Offers reliable protection against corrosion from environmental elements compared to metal shields.
- Design Flexibility: Allows for the creation of complex shapes that maximize coverage and integrate effectively with the vehicle underbody.
By choosing **LFT-G® PP LGF30** for your automotive fuel tank shields, you are investing in a material that delivers critical protection, durability, and lightweight performance for this vital safety component. Our specialized LFT PP grades empower automotive manufacturers to develop fuel tank shields that are more resistant to impacts and environmental factors, contributing to enhanced vehicle safety and longevity. Explore the possibilities and partner with us to engineer the next generation of high-performance automotive fuel system protection solutions.
For more technical data, please refer to the specification below, or
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LFT-G® PP LGF30 Technical Data Sheet for Automotive Fuel Tank Shields
This document provides technical data for a 30% Long Glass Fiber reinforced Polypropylene (LFT-G® PP LGF30) material, specifically engineered for automotive fuel tank shield applications. This grade is designed to provide crucial protection against impacts and environmental exposure in the demanding under-vehicle environment. The data presented here is based on typical values obtained from international material suppliers and standards. Please refer to the specific datasheet of your program for precise LFT material values.
Mechanical Properties
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Tensile Strength | 120-150 | MPa | ISO 527-1 |
| Tensile Modulus | 4500-6000 | MPa | ISO 527-1 |
| Elongation at Break | 1.7-2.5 | % | ISO 527-1 |
| Flexural Strength | 150-180 | MPa | ISO 178 |
| Flexural Modulus | 3500-5500 | MPa | ISO 178 |
| Notched Izod Impact Strength (+23°C) | 30-57 | kJ/m² | ISO 180/1A |
| Notched Izod Impact Strength (-30°C) | 30-55 | kJ/m² | ISO 180/1A |
Thermal Properties
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Melting Temperature | 210-250 | °C | ISO 11357 |
|
Heat Deflection Temperature (HDT/A, 1.8 MPa) |
150-159 | °C | ISO 75-1 |
| Coefficient of Linear Thermal Expansion | 5-8 | x 10-5/K | ISO 11359 |
Other Properties
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Density | 1.11-1.13 | g/cm³ | ISO 1183 |
| Flammability (UL 94) | HB | - | UL 94 |
| Moisture Absorption (24 hours) | <0.05 | % | ISO 62 |
| Shrinkage Rate (Mold Shrinkage) | 0.7-1.2 | % | ASTM D-955 |
| UV Resistance (Weathering) | Good (with appropriate stabilizers) | - | ISO 4892 |
Chemical Resistance (Typical)
LFT-G® PP LGF30 exhibits good to excellent resistance to the following substances relevant to automotive underbody environments:
- Fuels (Gasoline, Diesel) - Good
- Water and Humidity - Excellent
- Road Salts - Excellent
- Oils and Greases - Fair to Good
- Coolants (Glycol-based) - Good
- Battery Acid (Diluted) - Good
Processing Information (Typical)
Recommended processing conditions for LFT-G® PP LGF30 for injection molding of automotive fuel tank shields:
- Melt Temperature: 200-230 °C
- Mold Temperature: 30-50 °C
- Injection Speed: Medium (optimized for fiber length retention and filling large parts)
- Holding Pressure: Optimized to minimize warpage and ensure structural integrity and impact performance
Notes and Supplementary Information:
Data Source: This data is compiled based on typical values for PP LGF30 from international material manufacturers and standards. UV resistance is a typical performance characteristic with appropriate stabilizers. **LFT-G® PP LGF30 offers a valuable combination of impact resistance, lightweighting, and crucial resistance to fuels, water, salts, and temperature variations encountered under the vehicle. These properties make it a highly suitable material for effective and durable automotive fuel tank shields, contributing significantly to vehicle safety and protection in challenging environments.** Please consult specific regulatory compliance documentation relevant to automotive fuel systems and underbody protection standards. For precise and specific data for your program, please consult the datasheet provided by your material supplier.
Download Complete LFT Data Sheet PDF
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