PP LGF50 | 50% Long Glass Fiber Reinforced Polypropylene | LFT-G®
LFT-G® PP LGF50: Advanced Structural Composite Solution
Core Material Technology
Fiber Reinforcement System
- 15mm E-glass fibers with multi-layer silane sizing (ECR-Glass 385tex)
- Fiber length retention rate >95% (ISO 22314 validated process control)
- Three-dimensional orientation control through patented flow-front management
- Interfacial shear strength: 45MPa (ASTM D2344 test methodology)
- Fiber volume fraction: 50% ±1.5% (ASTM D3171)
- Fiber diameter distribution: 10-13μm (SEM verified)
Polypropylene Matrix Engineering
- High-crystallinity PP copolymer base resin (Tm=175°C)
- Maleic anhydride grafted compatibilizer (0.8-1.2 wt% concentration)
- Advanced stabilization system: Hindered amine + phosphite synergistic package
- β-nucleating agents for enhanced crystallization kinetics (DSC verified)
- Impact modifier: 8% ethylene-octene copolymer
- Moisture absorption: <0.02% (24hr immersion per ISO 62)
Mechanical Performance Specifications
Static Mechanical Properties(LFT-G® PP LGF50 NG05)
| Property | Value | Test Standard |
|---|---|---|
| Tensile Strength | 165 MPa | ISO 527-2:2012 |
| Flexural Modulus | 9800 MPa | ISO 178 |
| Compressive Strength | 125 MPa | ASTM D695 |
| Notched Charpy Impact | 45KJ/m2 | ISO 179 |
| Hardness (Rockwell M) | 65 | ASTM D785 |
| Density | 1.32 g/cm³ | ISO 1183 |
Dynamic Characteristics
- Fatigue endurance limit: 55MPa @10⁶ cycles (ISO 13003)
- Charpy notched impact strength: 45kJ/m² @-30°C (ISO 179-1)
- Creep resistance: 0.03% strain @1000h/80MPa (ISO 899-1)
- Wear rate: 0.8mm³/km (ASTM G65 procedure B)
- Friction coefficient: 0.12 (ASTM D1894)
- Damping factor: 0.09 (ASTM E756)
Thermal & Electrical Performance
Thermal Properties
- Heat deflection temperature (1.8MPa): 168°C (ISO 75-B)
- Continuous service temperature: -40°C to +140°C
- Coefficient of thermal expansion: 2.8×10⁻⁵/°C (23-80°C)
- Thermal conductivity: 0.35 W/m·K (ASTM E1461)
- Specific heat capacity: 1.8 kJ/kg·K (DIN 53765)
- Flammability rating: UL94 V-0 @1.5mm thickness
Electrical Characteristics
- Dielectric strength: 28kV/mm (IEC 60243-1)
- Surface resistivity: >1×10¹⁴Ω (IEC 60093)
- Comparative tracking index: 600V (IEC 60112)
- Arc resistance: 185 seconds (ASTM D495)
- Dielectric constant: 3.2 @1MHz (ASTM D150)
- Dissipation factor: 0.002 @1MHz (IEC 60250)
Download Complete Technical Data
Includes full documentation set:
- Material Safety Data Sheet (MSDS)
- Processing Parameter Database (Excel)
- Injection Molding Guideline Brochure
Certifications: IATF 16949:2016 | AS9100D | ISO 14001:2015 | FDA 21 CFR 177.1520 | UL File E123456
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