PP LGF50 Composite | 50% Long Glass Fiber Reinforced Polypropylene | Structural Engineering Material
LFT-G® Structural PP LGF50: Advanced Composite for Metal Replacement
Engineering-Grade Performance
Mechanical Properties
- Tensile Strength: 165-172 MPa (ISO 527-1:2019)
- Flexural Modulus: 9,200-11000 MPa (ASTM D790)
- Charpy Notched Impact (23°C): 43-48 kJ/m² (ISO 179/1eA)
- Fatigue Endurance Limit: 45 MPa @ 10⁷ cycles (ISO 1099)
Advanced Characteristics
- Heat Aging Retention: 92% @ 135°C/1000h
- Chemical Resistance: Immersion in 10% H₂SO₄: <0.1% weight loss
- Flame Performance: UL94 V-0 (1.6mm), GWIT 850°C
Transformative Applications
Electric Vehicle Battery Systems
- 40% weight reduction vs aluminum enclosures
- Dielectric strength >15 kV/mm (IEC 60243)
- CTE matched with battery cells: 2.8×10⁻⁵/°C
- Flame retardant grade available (UL94 5VA)
Automotive Structural Components (Car Frond-End Modules)
- 20% weight reduction in BMW MINI Countryman CCB
- Energy absorption: 78 J/cm³ in EBT testing
- Class A surface finish with <0.5μm Ra
Sustainable Material Innovation
Circular Economy Features
- Closed-loop recycling system certified by RecyClass
- 30-50% post-industrial recycled content
- 7-cycle regrind capability with <15% property loss
Global Certifications
Our Certificate
IATF 16949:2016
ISO 9001:2015
FDA
- ISO 14025:2006 Environmental Product Declaration
- IMDS GADSL 2023 compliant
- Carbon Footprint: 2.3 kg CO₂/kg (cradle-to-gate)
Material Performance Comparison
| Property | PP LGF50 | PA66-GF35 | PBT-GF30 | Steel |
|---|---|---|---|---|
| Specific Strength (MPa·cm³/g) | 148 | 98 | 82 | 127 |
| Thermal Conductivity (W/m·K) | 0.32 | 0.29 | 0.25 | 45 |
Engineering Support Package
Available technical resources include:
- Material Data Sheet (ISO 10350-1 compliant)
- Processing Guide for Structural Molding
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