Thermoplastic UD Tapes

Thermoplastic unidirectional (UD) tapes combine continuous fibers—carbon, glass, or aramid—with thermoplastic matrices including polypropylene (PP), polyethylene (PE), polyamide (PA), polyphenylene sulfide (PPS), or polyether ether ketone (PEEK). Fiber content ranges from 50% to 70% by weight, delivering high tensile strength and modulus through unidirectional fiber alignment that optimizes load-bearing in specific orientations.

The thermoplastic matrix enables recyclability and processing versatility while providing chemical resistance, thermal stability, and low processing viscosity for thorough fiber impregnation. These tapes deliver high specific strength and rigidity, moisture and corrosion resistance, damage tolerance, and strong interlayer adhesion during consolidation.

Applications span aerospace fuselages and wing skins, automotive structural components, oil and gas pressure pipes, sports equipment, and ballistic protection. The tapes replace metal parts in demanding environments requiring weight reduction and durability.

Processing methods include automated tape laying (ATL), advanced fiber placement (AFP), thermoforming, press molding, and hybrid overmolding. Precision-controlled heating through laser or infrared systems achieves in situ consolidation. Compatibility with injection molding enables complex, multi-material structures with integrated functions.

Thermoplastic UD Tapes Supplier for High-Performance Composites

RaxPanel is a world leading manufacturer of high-tech polymer materials for key industries. Founded in 2002 and based in Hebei, China, we bring over 20 years of experience in custom composite panel solutions, serving clients in more than 30 countries. Our business focuses on cost-effective volume production of advanced continuous fiber reinforced thermoplastic materials, including our high-performance Thermoplastic UD Tapes.

These tapes are highly engineered unidirectional composites available in a wide range of fiber and resin combinations to significantly increase stiffness, strength, and impact resistance. Options include:

  • Glass-reinforced polypropylene (GPP)
  • Polyamide (GPA/CPA)
  • Polyphenylene sulfide (GPPS)
  • Polyethylene (GPE)

Manufactured through a proprietary melt impregnation process developed by our in-house R&D team, our UD tapes offer exceptional lightweight properties, corrosion resistance, and full recyclability, supporting sustainable development goals. We deliver materials tailored to specific application requirements in automotive, aerospace, construction, and industrial sectors, ensuring high quality and consistency through automated, precision production.

Parameter Value Unit Standard
General Properties
Width 30 – 1200 mm
Thickness 0.20 – 0.35 mm
Density 1.40 – 1.72 g/cm³ ISO1183 / ASTM D792-08
Fiber Content 50 – 70 %wt ASTM D5630
Areal Weight 300 – 500 g/m²
Mechanical Properties
Tensile Strength 600 – 900 MPa ISO527-5/Tape / ASTM D638
Tensile Modulus 28 – 35 GPa ISO527-5/Tape
Elongation at Break 2.0 – 2.5 % ISO527-5/Tape / ASTM D638
Flexural Strength 450 – 485 MPa ISO14125
Flexural Modulus 28 – 34 GPa ISO14125
Interlaminar Shear Strength 19 – 20 MPa ISO14130
Thermal Properties
Melting Temperature 128 °C ISO11357
Glass Transition Temperature -109 °C ISO11357
Deflection Temperature 133 °C ISO75-2
X Orientation CLTE 10 – 11 μm/(m·°C) ISO11359
Y Orientation CLTE 108 – 126 μm/(m·°C) ISO11359
Z Orientation CLTE 115 – 177 μm/(m·°C) ISO11359
Other Properties
Color Natural, Black, White, or Custom
UV Stability Available (Custom)
Fire Performance Available (Custom)





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    Frequently Asked Questions

    What are Thermoplastic UD Tapes?

    Thermoplastic unidirectional tapes (UD tapes) are high-performance composite materials where continuous fibers, such as carbon or glass, are impregnated with a thermoplastic matrix like PEEK, PA, or PE. They offer exceptional strength and lightweight properties, with fibers aligned in one direction to maximize tensile strength and stiffness for innovative component design.

    What are the key benefits of using RaxPanel UD Tapes?

    RaxPanel UD Tapes provide high strength-to-weight ratio, excellent impact resistance, corrosion resistance, and recyclability. They significantly outperform metal sheets of the same thickness, allow for complex thermoformed geometries, and can be overmolded or co-molded with other thermoplastic materials for integrated functionality.

    Which fiber and resin combinations are available?

    Our UD tapes are available in a wide range of combinations, including glass or carbon fibers with thermoplastic resins such as polypropylene (PP), polyethylene (PE), polyamide (PA), polyphenylene sulfide (PPS), and high-performance polymers like PEEK. Fiber content typically ranges from 50% to 70% by weight.

    How are UD Tapes processed or manufactured into parts?

    UD tapes can be processed using automated tape laying (ATL), advanced fiber placement (AFP), thermoforming, press molding, or winding. Layers can be consolidated into laminates with specific fiber orientations, heated, and formed into complex shapes. They are also compatible with injection molding for hybrid components.

    What industries and applications are UD Tapes suited for?

    These tapes are ideal for automotive, aerospace, industrial, sports equipment, and construction applications. They are used in lightweight structural components, pressure-resistant pipes, protective panels, and any application requiring high strength, durability, and design flexibility.

    Can UD Tapes be customized?

    Yes, we offer customization in width (up to 1200 mm), thickness (0.20–0.35 mm), resin type, fiber content, and color. Tapes are available in rolls or sheets, with optional features like UV stability or flame retardancy, tailored to meet specific performance requirements.

    How should UD Tapes be stored and what is their shelf life?

    UD tapes should be stored in undamaged, waterproof packaging at a maximum temperature of 30°C. We guarantee a storage time of two years under these conditions to ensure material performance and reliability.

    How can you ensure long-term supply reliability and consistent quality for large-volume OEM production?

    We are a direct manufacturer with over 20 years of experience and in-house R&D, design, and production capabilities. Our materials are highly engineered continuous fiber reinforced thermoplastic UD tapes and laminates offered in a wide range of continuous fiber and resin combinations to increase stiffness, strength, and impact resistance. We guarantee a storage time of two years in undamaged packaging at a maximum temperature of 30°C, ensuring material consistency and performance for your production needs. Serving clients in 30+ countries, we maintain a daily output of 1500+ m² to support bulk orders and supply chain stability.

    What level of customization and technical support is available for fabricators and custom shops?

    We offer fully customizable production, including tailored low weight specifications and panel making services. Our UD tapes are available in a wide range of continuous fiber and resin combinations, with customization of width, thickness, resin matrix, and color (e.g., natural, black, or by request). The materials can be post-formed and co-molded with mixed thermoplastic materials in thermoforming and injection molding processes to achieve part designs that meet demanding performance targets. We provide technical support and testing of material data, ensuring optimal processing parameters for your specific applications.

    Do you offer detailed technical documentation and samples for engineers and architects specifying materials?

    Yes, we provide comprehensive technical information, including detailed technical data sheets (TDS), performance test reports, and material samples upon request. Our UD tapes are characterized by standardized parameters such as tensile strength, flexural modulus, and interlaminar shear strength, with test methods aligned to ASTM and ISO standards. This data supports design innovation, compliance with regulations, and integration into project blueprints. For specialized inquiries, such as Safety Data Sheets (SDS), please contact us directly through your purchasing channel.

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