What is PP GF50?
LFT-G® NG05H PP GF50 is a general-purpose long fiber thermoplastic composite, featuring a polypropylene matrix reinforced with 50% long glass fibers. This material provides an outstanding balance of high strength, stiffness, and superior impact resistance. It is ideal for creating robust, lightweight structural components in various industries, including automotive parts, industrial equipment, and consumer appliances, often serving as an effective metal replacement solution.
PP GF50 material properties?
LFT-G® NG05H-PP GF50 Datasheet
Mechanical PropertiesProperty |
Value |
Unit |
Test Standard |
|---|---|---|---|
| Tensile Strength | 147 | MPa | ISO 527 |
| Tensile Modulus | 11914 | MPa | ISO 527 |
| Elongation at Break | 1.7 - 2.5 | % | ISO 527 |
| Flexural Strength | 208 | MPa | ISO 178 |
| Flexural Modulus | 10965 | MPa | ISO 178 |
| Notched Izod Impact Strength (23°C) | 46 | kJ/m² |
ISO 180
|
| Notched Charpy Impact Strength (23°C) | 43 | kJ/m² |
ISO 179
|
Other PropertiesProperty |
Value |
Unit |
Test Standard |
|---|---|---|---|
|
Specific Gravity (Density)
|
1.32 |
g/cm³
|
ISO 1183
|
|
Molding Shrinkage (Flow)
|
0.2 - 0.3 | % |
ISO 294-4
|
|
Heat Deflection Temperature (1.8MPa)
|
155-159 |
°C
|
ISO 75-2/A
|
|
Melt Temperature
|
210 - 250 |
°C
|
|
|
Mold temperature
|
40 - 80 |
°C
|
Disclaimer: The data presented for LFT-G® PP GF50 are typical values sourced from standardized laboratory tests and are provided for reference purposes only. The performance of a final molded part is dependent on and can be significantly influenced by molding conditions, component geometry, colorant addition, and other processing variables.
Download Complete NG05H PP GF50 Data Sheet PDF
Processing Information
Realizing the ultimate performance of LFT-G® PP GF50 requires meticulous control of the injection molding process. Due to the high 50% fiber loading, process parameters must be carefully managed to minimize fiber breakage and ensure optimal dispersion, which is fundamental to achieving the material's unparalleled strength and stiffness.

| ①Drying Time | 2-4 hours |
|
Drying Temperature |
80-90°C |
| ② Temperature Zone (Melt) | 220-240°C |
| ③Mold Temperature | 40-80°C |
Benefits of Long fiber PP
- Ultimate tensile/flexural strength for true metal replacement.
- Extra stiffness/rigidity, ideal for zero tolerance for flex.
- Exceptional dimensional stability
- extremely low creep under severe loads.
- Peak performance in strength-to-weight ratio
- For lightweighting without compromise.
- Superior long-term fatigue and impact resistance
- Maintains excellent chemical and thermal resistance

What is PP GF50 used for?

Automotive Interior Part
Delivering the highest level of rigidity and strength, LFT-G® PP GF50 is specified for critical automotive structural components where performance and safety are non-negotiable. Examples of parts made from this high-performance PP GF50 include:
- Structural cross-car beams
- Chassis-integrated seat structures
- High-load center consoles and armrests
- Battery pack frames and protective casings
- Dimensionally critical sunroof module frames
- Structural tailgate modules
- Load floor and underbody brackets
Pump Body Components
The material's outstanding chemical resistance, dimensional stability under pressure, and strength make PP GF50 an excellent choice for replacing metal in demanding fluid handling applications. Specific parts include:
- Industrial chemical pump housings
- High-pressure water pump bodies
- Impellers and diffusers
- Filter housings and end caps
- Valve bodies and actuators
- Structural manifolds for fluid control systems

FAQ
Q: How about your delivery time?
A: Our standard lead time is generally 7-15 working days after order confirmation. For specific delivery schedules based on your location and order volume, please contact our sales team directly for the most accurate information.
Q: What is the density of PP GF50?
A: As per our technical datasheet, the density of LFT-G® PP GF50 is 1.22 g/cm³. This provides an exceptional strength-to-weight ratio for high-performance applications where lightweighting metal is a primary goal.
Q: Is polypropylene PP safe?
A: Yes, polypropylene is a stable polymer that is generally considered safe and non-toxic for a wide range of industrial and consumer applications. Our LFT-G® PP GF50 composite complies with industry safety standards for its intended uses.
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