LFT-G® LGF40 PP Gf40 Material Polymer

LFT-G® LGF40 PP Gf40 Material Polymer

Details
LFT-G® PP LGF40 is a reinforced thermoplastic that is made up of Copo polypropylene and 40%long glass fibers.
Features: High strength, high impact. Weather resistance, good durability
Application: Auto part, sport part, home appliance product.
Category
PP LGF Compound
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Description
Technical Parameters

PP LGF40 Material | High-Performance Thermoplastic Composite | LFT-G®

LFT-G®PP LGF40 Material: Engineering-Grade Long Glass Fiber Reinforced Polypropylene

LFT-G® LGF40 LFT PP For Home Appliance Part

Material Science Innovation

Our PP LGF40 represents the pinnacle of polymer engineering, combining isotactic polypropylene matrix with precisely aligned 12mm long glass fibers. This advanced composite delivers:

Fiber-Matrix Synergy

The 40% glass fiber loading (by weight) creates a three-dimensional reinforcement network. Each fiber strand (10-12μm diameter) interacts with the PP matrix through:

  • Mechanical interlocking at microscale surface imperfections
  • Optimized interfacial bonding via maleic anhydride grafted PP
  • Fiber orientation control during injection molding

Production Excellence

Manufactured using twin-screw extrusion process with:

  • Barrel temperature profile: 190°C-230°C
  • Fiber length preservation >90%
  • Moisture content <0.05%

Comprehensive Technical Specifications(LFT-G® PP LGF40 Data Sheet)

Property Value Test Method Industry Benchmark
Tensile Strength 141 MPa ISO 527 +40% vs standard PP
Flexural Modulus 6,900 MPa ISO 178 Superior stiffness
Impact Strength (Notched) 39 kJ/m² ISO 179 3x improvement
Heat Deflection Temp (1.8MPa) 158°C ISO 75 +25°C over PA6
Coefficient of Thermal Expansion 3.5×10⁻⁵ /°C ISO 11359 Metal-like stability

 

Success Story: Automotive Battery Tray

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EV New Energy Battery Tray By our LFT-G® CPP-LGF40 AR Grade 

Challenge

  • Weight reduction requirement: 30%
  • Vibration resistance: >15Hz
  • Chemical resistance: Battery acid exposure

PP LGF40 Solution

LFT-PP WITHOUT R Application.jpg

  • 28% weight reduction achieved
  • Natural frequency: 18.3Hz
  • 0% dimensional change after 1000h chemical exposure

Sustainable Material Solution

Environmental Benefits

  • 100% recyclable material
  • 35% lower CO₂ footprint vs aluminum
  • Regrind compatibility up to 5 cycles

Certifications

Our Certificate

 

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IATF 16949:2016

 

RoHS Directive 2015/863

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ISO 9001:2015

 

REACH Compliance

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FDA 

 

Processing Guidelines

Injection Molding Parameters

Parameter Value Range
Melt Temperature 220-260°C
Mold Temperature 60-80°C
Injection Pressure 800-1200 bar

 

Tooling Design Tips

  • Gate size: Minimum 2mm thickness
  • Flow length ratio: 150:1 maximum
  • Vent depth: 0.015-0.03mm

 

Contact With Material Expert

 

 

 

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