Homopolymer PP Long Carbon Fiber Filled

Homopolymer PP Long Carbon Fiber Filled

Details
LFT-G® HPP LCF40 is a 40% long carbon fiber reinforced polypropylene (homo-PP) compound. It significantly enhances rigidity, impact resistance, and creep resistance, delivering ultra-high stiffness and deformation resistance for metal replacement.
Category
PP LCF Compound
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Description
Technical Parameters

LFT-G® HPP LCF40(Homopolymer Polypropylene)

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LFT-G® HPP LCF40(Homopolymer Polypropylene)is a high-performance carbon fiber compound that delivers an optimal balance of lightweight strength, high rigidity, and creep resistance for advanced structural applications. Manufactured through an advanced pultrusion process, these long pellets feature continuous carbon fibers aligned along the pellet length. 

 

LFT-G® HPP LCF40 Compounds from LFT provide a reliable, high-performance solution for metal replacement and lightweight structural components, making them ideal for automotive, industrial equipment, and consumer electronics sectors because they:

 

  • Superior surface, minimal fiber show-out
  • Thinner walls, high stiffness-to-weight ratio
  • Excellent creep resistance & dimensional stability
  • Enhanced flowability for complex molds
  • Wide temp performance & fatigue resistance 

Key Features

PP CF40 CF30 CF30 material

High Impact Toughness
Excellent energy absorption for dynamic loading conditions.

PP CF40 CF30 CF30 material

Chemical Resistance
Reliable performance against oils, fuels, and industrial fluids.

PP CF40 CF30 CF30 material for auto parts

Low Warpage
Minimal post-mold deformation for precision tolerances.
PP LGF40 LGF30 pp lgf
Thermal Aging Stability
Retains mechanical properties after prolonged heat exposure.

Typical Properties

 

    Property Value Unit Test Standards
  Density 1.04 g/cm³
ASTM D-792
  Tensile Strength  113 MPa ISO 527
  Tensile Modulus 16325 MPa ISO 527
  Tensile Elongation 0.5-1.4% / ISO 527
  Flexural Modulus 12032 MPa
ASTM D-790
  Flexural Strength 132 Mpa ASTM D-790
 Charpy Notched Impact  49 kJ/m² ISO 179
  Heat Deflection Temp  159 °C
ISO 75-2
  Carbon Fiber Content 40 % -

Download Complete LFT HPP LCF40 Data Sheet PDF

Processing Technology for Long-Fiber Thermoplastics

 

LFT-G®-Technology Injection Molding Process

 

40%CF Nylon 12 Plastic Pellet

LFT-G® injection molding process is built around a purpose‑designed screw and barrel configuration tailored for long‑fiber reinforced thermoplastics. The screw geometry uses a gentle conveying profile that minimizes fiber attrition during melting, preserving the continuous‑fiber network achieved in our pultruded pellets right through to the finished part. This standardized platform ensures consistent, repeatable performance across production sites with very low variability between batches.

 

Low‑shear melting reduces fiber breakage and promotes uniform fiber dispersion, even in parts with intricate geometries. Precise melt temperature regulation and optimized backpressure help maintain the three‑dimensional fiber architecture critical for high impact strength. Modular screw designs offer flexibility to handle different material viscosities and part requirements – from thin‑walled housings to robust metal‑replacement components. Key benefits include shorter cycle times, minimized distortion, and reduced need for post‑molding finishing, leading to lower total system cost without sacrificing mechanical properties.

 

Operating Instructions for Injection Molding

TPU GF50 Processing Info

Parameter Recommended Range Key Notes for LFT-G® HPP LCF40
Drying Temperature ① 90 – 110 °C Use a desiccant/dry air dryer to avoid hydrolysis
Drying Time ① 3 – 4 hours Ensure uniform moisture removal before processing
Melt Temperature (Nozzle) ③ 210 – 240 °C Avoid overheating to preserve fiber integrity
Mold Temperature ② 40 – 60 °C Balances flowability and part dimensional stability
Injection Speed Slow to Moderate Minimize fiber breakage and internal shear

Critical Tips:

Screw: Low-compression screw to reduce fiber breakage

Gating: Generous gating for smooth material flow

Get the Guide Delivered

 

Typical Application Areas

PP LCF applications

Automotive Structures

Replace heavy metal components such as brackets, door modules, and front-end carriers. LFT-G® HPP LCF40 delivers an exceptional stiffness-to-weight ratio, enabling fuel efficiency and easier assembly while maintaining crash performance and creep resistance under long-term exposure to engine-adjacent heat.

Industrial Equipment Components

Ideal for robotic arms, pump housings, and high-load machine parts. The material's low warpage and enhanced flowability allow complex, precision-molded geometries that withstand continuous mechanical loads, reducing maintenance and extending part life in harsh industrial environments.

pp lgf pp robots
pp plastic material

Consumer Electronics Housings

Create thinner, stronger, and more durable casings for laptops, drones, and power tools. With superior surface quality and minimal fiber show-out, LFT-G® HPP LCF40 enables sleek, cosmetic-grade finishes while providing excellent impact toughness and thermal aging stability for demanding portable device applications.

 

 

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More Than Materials – Your Partner in Advanced Manufacturing

Transform your designs with our next‑generation long‑carbon‑fiber composites.

Collaborate for uncompromised performance.

Get in Touch with Our Engineers

 

 

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