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–
). They offer exceptional heat resistance (up to
continuous use), low moisture absorption, and superior strength, making them ideal for metal replacement in automotive, industrial, and electrical applications.
Key Performance Characteristics
- High Thermal Resistance: PPA has a high melting point () and high heat deflection temperatures (HDT) up to.
- Long Fiber Advantages: The long fibers (–) form a, structural, interlocking skeletal network within the part, providing superior impact resistance, creep resistance, and fatigue endurance compared to short-fiber, filled counterparts.
- Low Moisture Absorption: Unlike conventional PA6 or PA66 nylons, PPA retains high strength and stiffness even in high-humidity environments.
- Chemical & Fire Resistance: Resistant to most chemicals, including fuel and oil, and often possess self-extinguishing properties.
Key Applications
Common Reinforcements & Process
- Long Glass Fiber (PPA-LGF): Enhances mechanical properties, improves dimensional stability, and reduces warpage.
- Long Carbon Fiber (PPA-LCF): Offers high strength, lower weight, and higher modulus compared to glass fiber, suitable for replacing steel.
- Production: Typically produced using pultrusion technology to create pelletized compounds suitable for injection molding.
These materials, such as Syensqo's Xencor™, are designed for high-end performance in challenging applications.
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PPA LCF Reinforced Composites | PA-CF/LCF Supplier
carbonele.com
https://www.carbonele.com › products › long-cf-series
carbonele.com
https://www.carbonele.com › products › long-cf-series
PPA LCF Reinforced Composites are a type of advanced material. PPA (Polyphthalamide) offers high-temperature resistance and excellent mechanical properties.
Xencor
Syensqo
https://www.syensqo.com › brands › xencor-long-fiber-t...
Syensqo
https://www.syensqo.com › brands › xencor-long-fiber-t...
Xencor™ Long Fiber Thermoplastics (LFT) are innovative long-fiber reinforced structural products that target challenging metal replacement applications and ...
Long Carbon Fiber Reinforced PPA Factory - LFT-G
Xiamen LFT Composite Plastic Co.,Ltd
https://www.lfrt-plastic.com › Products
Xiamen LFT Composite Plastic Co.,Ltd
https://www.lfrt-plastic.com › Products
The LCF PPA long carbon fiber reinforced composite material is a high-temperature nylon that breaks through the limit of replacing steel with plastic.Read more
PPA(Polyphthalamide)/continuous fiber reinforced ...
YouTube · Machine GPM
420+ views · 1 year ago
YouTube · Machine GPM
420+ views · 1 year ago
PPA(Polyphthalamide)/continuous fiber reinforced thermoplastic composite tape manufacturing process · Comments.
9 key moments9 key moments in this video
Long‐Term Behavior of Carbon Fiber‐Reinforced ...
Wiley
https://4spepublications.onlinelibrary.wiley.com › doi
Wiley
https://4spepublications.onlinelibrary.wiley.com › doi
Jul 22, 2025 — This study investigates the hygrothermal aging behavior of carbon fiber-reinforced polyphthalamide (CF/PPA) composites used in Type V ...Read more
MTI ThermoStran® PPA-50G Long Glass Fiber Compound
MatWeb
https://www.matweb.com › search › datasheet
MatWeb
https://www.matweb.com › search › datasheet
ThermoStran® is custom designed long fiber thermoplastic compound (LFC) engineered to meet specific end use requirements.Read more
Carbon Fiber PPA - Material Guide
Craftcloud
https://craftcloud3d.com › material-guide › carbon-fibe...
Craftcloud
https://craftcloud3d.com › material-guide › carbon-fibe...
Carbon fiber reinforced PPA is a high-performance 3D printable thermoplastic combining excellent stiffness, heat resistance, and chemical stability, ideal for ...Read more
Short Vs. Long Carbon Fiber Reinforced Thermoplastics
carbonele.com
https://www.carbonele.com › News
carbonele.com
https://www.carbonele.com › News
Jul 30, 2025 — For example, a long-fiber PPA automotive driveshaft achieves 30% weight reduction while increasing load capacity by 40%. Short Fibers: Exhibit ...Read more
PPA Polyphthalamide reinforced long glass fiber - Lft-g
lft-g.com
https://www.lft-g.com › ppa-polyphthalamide-reinforce...
lft-g.com
https://www.lft-g.com › ppa-polyphthalamide-reinforce...
Fiber-reinforced PPA has high temperature resistance, high strength and low density, so it is considered the best resin to replace steel with plastic in the ...Read more
Long Fiber Thermoplastics Market worth $4.06 billion by ...
MarketsandMarkets
https://www.marketsandmarkets.com › Press Releases
MarketsandMarkets
https://www.marketsandmarkets.com › Press Releases
Apr 16, 2026 — In resin type, PPA segment to grow at highest CAGR in long fiber thermoplastics market during forecast period. The polyphthalamide (PPA) ...Read more
Scholarly articles for PPA Long fiber reinforced thermoplastics | |
… and continuous glass fibers: structure-processing and … - Yousfi - Cited by 3 Perspectives for reactive molding of PPA as matrix for … - Pini - Cited by 23 … Behavior of Carbon Fiber‐Reinforced Thermoplastic … - Penavayre - Cited by 6 | |