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Long Glass fiber Polymer

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Homopolymer Long Glass fiber Reinforced Polypropylene PP

/Glass Fiber Reinforced PP Pellets High Strength

PP GF
PP GF

Glass Fiber Reinforced PP Pellets High Strength

Polypropylene, also known as PP or polypropene, is a polyolefin or saturated polymer. It is a low-density thermoplastic with good resistance to heat. Other characteristics of PP include: chemical resistance, elasticity, toughness, fatigue resistance, and electrical insulation capability. 

  • item no.:

    PP GF

  • Payment:

    Discussed

  • product origin:

    China

  • Color:

    Natural color or Customized

  • shipping port:

    Xiamen

  • Lead Time：

    2-10 workings days
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Product Detail
PP Long Glass Fiber Reinforced Composite

Lightweight | High Strength | Impact Resistant | Cost Effective

Download Product Brochure (PDF)


Key Properties

PP long glass fiber composite delivers an excellent balance of weight, strength, toughness, and processability. Below are the main mechanical and thermal characteristics:


Property Typical Value
 Test Method
Density
1.21 g/cm³
ASTM D-792
Tensile Strength
135 MPa
ISO：527
Notched Impact Strength
38 KJ/m2
ISO：180
Heat Deflection Temperature
159 °C
ISO 75-2
Flexural Modulus
6785 MPa
GB/T 9341
Molding Shrinkage
0.10 - 0.30 %
ASTM D-955


Technical Advantages


Lightweight Metal Replacement     Excellent Impact Resistance
Good Dimensional Stability    High Heat and Chemical Resistance
Reduced Warpage During Molding     Improved Long-Term Creep Resistance


Applications
PP long glass fiber composites are widely adopted in multiple industries due to their outstanding performance. Main fields of application include:

Automotive: front-end modules, instrument panel carriers, bumper beams, underbody shields.
Electrical & Electronics: battery trays, appliance housings, tool bodies.
Industrial: machine covers, structural parts, pipelines.
Consumer Goods: sports equipment, furniture, luggage shells.


Processing Guidelines

PP long glass fiber reinforced composites can be processed using conventional thermoplastic equipment. Recommended parameters:


Drying: Not always necessary, but 80℃ for 2–3 hours recommended if moisture >0.2%.
Injection Temperature: 210–250℃ depending on part thickness.
Mold Temperature: 38–29℃ for optimal surface quality.
Screw Design: Use low-shear screws to avoid fiber breakage.


Additional Information


Packaging: 25kg/bag or jumbo bag
Processing Methods: Injection molding / extrusion
Storage: Keep dry, avoid direct sunlight
Shelf Life: 12 months under recommended storage conditions














































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