Name: High-Performance Thermoplastic UD Tapes - Unidirectional Fiber Tapes
Brand: RaxPanel
Availability: MadeToOrder

Thermoplastic UD Tapes

Thermoplastic unidirectional (UD) tapes combine continuous reinforcing fibers—glass, carbon, or aramid—with a thermoplastic matrix such as polypropylene (PP), polyamide (PA), polyethylene (PE), polyphenylene sulfide (PPS), or polyether ether ketone (PEEK). Because the reinforcement runs in a single direction, the tapes concentrate stiffness and tensile strength along the fiber axis, giving designers the ability to place strength exactly where a part needs it.

The thermoplastic matrix sets these tapes apart from thermoset prepregs: it can be melted, reshaped, and reconsolidated, which makes the material recyclable and compatible with fast, automated forming cycles. The tapes also bring chemical resistance, good damage tolerance, and strong interlayer adhesion after consolidation.

Typical applications include aerospace primary and secondary structure, automotive structural and semi-structural parts, continuous pressure pipes, sports equipment, and ballistic protection, where replacing metal lowers weight without sacrificing durability.

Processing options include automated tape laying (ATL), automated fiber placement (AFP), thermoforming, press consolidation, and hybrid overmolding with injection molding. Laser or infrared heating enables in-situ consolidation, and tape can be laminated at 0°/90° to build quasi-isotropic layups.

Thermoplastic UD Tapes Supplier for High-Performance Composites

RaxPanel manufactures continuous-fiber reinforced thermoplastic tapes on a dedicated melt-impregnation line, producing roll stock for converters who laminate, thermoform, or place tape into finished composite parts. Unlike our sheet products, the UD tape line is built around narrow, spoolable widths and tightly controlled fiber alignment, so customers receive consistent tape for automated laydown or press consolidation.

The tape program is organized by resin system, letting engineers trade off cost, thermal capability, and mechanical performance:

Glass-reinforced polypropylene (GPP) — economical, recyclable, good chemical resistance
Glass-reinforced polyamide (GPA) — higher strength, stiffness, and service temperature
Glass-reinforced polyphenylene sulfide (GPPS) — chemical and thermal stability for demanding service
Glass-reinforced polyethylene (GPE) — low density and moisture uptake

Fiber mass fraction, tape width, and areal weight are adjusted to each application, and the same impregnation process is used across resin families so quality stays consistent from PP to PEEK grades. The thermoplastic matrix keeps the material recyclable and reformable, supporting lighter-weight designs in automotive, aerospace, piping, and industrial markets.

Data Sheet
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Parameter	Value	Unit	Standard
General Properties
Width	10 – 1200	mm	–
Thickness	0.16 – 0.40	mm	–
Density	1.49 – 1.72	g/cm³	ISO 1183
Fiber Content	50 – 65	%wt	ISO 3451
Areal Weight	240 – 680	g/m²	–
Mechanical Properties
Tensile Strength (0°, tape)	700 – 1100	MPa	ISO 527-3 / ISO 527
Tensile Modulus (0°)	15 – 40	GPa	ISO 527
Elongation at Break	2.5 – 4.5	%	ISO 527
Flexural Strength	250 – 1050	MPa	ISO 14125 / ISO 178
Flexural Modulus	15 – 40	GPa	ISO 14125
Interlaminar Shear Strength	20 – 45	MPa	ISO 14130
Thermal Properties (resin-dependent)
Melting Temperature (PP / PA6)	165 / 220	°C	ISO 11357
Glass Transition Temperature (PP)	-10	°C	ISO 11357
Heat Deflection Temperature	120 – 150	°C	ISO 75-2
Processing
Consolidation Temperature	180 – 280	°C	–
Compatible Methods	ATL / AFP / Thermoforming / Press / Overmolding	–	–
Other Properties
Color	Natural, Black, White, or Custom	–	–
Recyclability	Thermoplastic — re-meltable & recyclable	–	–

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Thermoplastic UD Tapes Selection & Engineering Guide

Specifying a thermoplastic UD tape comes down to three decisions: which matrix resin, which fiber and fiber volume fraction, and which consolidation route the downstream part will use. Because the reinforcement is unidirectional, tape properties are strongest along the fiber axis and must be oriented to the expected load path.

💡 Pro Tip: Fiber Wet-Out Drives Interlaminar Strength
Interlaminar shear strength depends on how completely the molten resin wets every filament. Adequate melt impregnation and consolidation pressure eliminate dry-fiber zones that otherwise become delamination initiation sites under transverse or impact loading.

1. How to Choose the Right Resin Matrix and Fiber Type

The resin sets the cost ceiling, service temperature, and chemical behavior of the finished tape:

PP (GPP): low cost, recyclable, good chemical resistance — the workhorse for automotive and consumer parts.
PA6 / PA66 (GPA): higher tensile and flexural values plus better heat resistance for structural and under-hood use.
PE (GPE): low density and very low moisture uptake.
PPS / PEEK: high thermal and chemical stability for aerospace and oil & gas service.

Glass fiber balances performance and cost; carbon fiber maximizes stiffness-to-weight; aramid adds impact and abrasion resistance.

2. What Fiber Volume Fraction and Tape Geometry Do You Need?

Higher fiber content raises axial strength and modulus but reduces resin available for wet-out. Typical properties by grade:

Grade	Fiber Content	Density	Tensile Strength	Tensile Modulus
Glass / PP (GPP)	~60% wt	~1.49 g/cm³	~800 MPa	~15 GPa
Glass / PA6 (GPA)	~60% wt	~1.72 g/cm³	~830 MPa	~29-33 GPa
Glass / PA66 (high)	~65% wt	~1.72 g/cm³	~1080 MPa	~33 GPa

3. How Are UD Tapes Consolidated and Formed?

Tape is converted into parts through automated tape laying (ATL) and automated fiber placement (AFP), thermoforming of stacked laminates, press consolidation, or hybrid overmolding with injection molding. Laser or infrared heating enables in-situ consolidation without an autoclave, and plies can be laid at 0°/90°/±45° to build quasi-isotropic laminates.

4. What Width, Thickness, and Areal Weight Are Available?

Standard tape widths run from 10 mm up to 1200 mm and thickness from about 0.16 mm to 0.40 mm, with areal weights typically between 240 and 680 g/m². Narrower slit tapes suit AFP heads; wider rolls feed flat-sheet lamination and press consolidation.

5. Where Are Thermoplastic UD Tapes Most Commonly Applied?

✈️ Aerospace & Transport

Fuselage and wing stringers, drone airframes, and high-speed-rail structural components.

🚗 Automotive & Industrial

Battery enclosures, bumper beams, seat structures, sports goods, and reinforced pressure pipes.

6. How Are UD Tapes Cut, Stored, and Recycled?

Tape is slit to width on rewinder/slitter lines and wound onto spools protected from moisture and physical damage. Because the matrix is thermoplastic, offcuts and end-of-life parts can be reground and reprocessed rather than landfilled, supporting circular manufacturing goals.

Frequently Asked Questions (FAQS)

1. What resin and fiber combinations are available for thermoplastic UD tapes?

Standard combinations pair glass fiber with PP, PA6/PA66, PE, PPS, or PEEK matrices; carbon-fiber and aramid-reinforced variants are available on request. Fiber mass fraction is typically specified between 50% and 65% by weight.

2. What tape widths, thicknesses, and areal weights are stocked?

Tape widths range from 10 mm to 1200 mm, thickness from about 0.16 mm to 0.40 mm, and areal weight from roughly 240 to 680 g/m². Custom slit widths are produced to match ATL/AFP equipment or laminating lines.

3. How do thermoplastic UD tapes compare with woven thermoset prepreg?

UD tape concentrates fiber in one direction for higher axial stiffness and strength per gram. Its thermoplastic matrix allows fast thermoforming, weldability, and recycling, whereas thermoset prepreg requires autoclave cure and cannot be remelted.

4. Which processing methods are compatible with the tapes?

The tapes are processed by automated tape laying (ATL), automated fiber placement (AFP), thermoforming, press consolidation, pultrusion, and hybrid overmolding with injection molding. Laser or infrared heating supports in-situ consolidation.

5. Are thermoplastic UD tapes recyclable?

Yes. Because the matrix is thermoplastic, the tape can be re-melted and reconsolidated, and production offcuts or end-of-life parts can be reground and reprocessed, reducing waste compared with thermoset alternatives.

6. What testing standards are used to report tape properties?

Mechanical values are measured under ISO 527 (tensile), ISO 14125 / ISO 178 (flexural), and ISO 14130 (interlaminar shear); fiber content under ISO 3451; and density under ISO 1183.

7. How are UD tape rolls packaged and shipped?

Tape is wound onto cores, wrapped with protective film to guard against moisture and abrasion, and packed on pallets or in export crates suitable for container freight. Roll diameter is kept within handling and equipment limits.