PEEK (CF/PEEK) Aircraft Angle Plates
Our CF/PEEK Aircraft Angle Plates offer a superior lightweight alternative to aluminum and thermoset composites. Engineered for next-gen aerospace platforms, they provide the ultimate balance of strength and performance in extreme environments.
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40%+ Lighter than Aluminum
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340°C High-Temperature Resistance
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20x Greater Fracture Toughness
Product information
Published information supports preliminary product selection. Confirm the exact grade, dimensions, tolerances, documentation and application suitability with the quotation for your order.
Description
7 Key Technical Advantages
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Ultimate Toughness & Reliability
A benchmark in high-performance thermoplastics, featuring a fracture toughness of 2.0 KJ/m. Under aerospace load conditions, CF/PEEK effectively absorbs impact energy and prevents crack propagation, with fatigue resistance far exceeding thermoset materials. -
Superior Dimensional Stability
With an exceptionally low Coefficient of Thermal Expansion (CTE), parts maintain precise dimensions even through millions of flight cycles involving extreme pressure and temperature differentials. -
Top-Tier Chemical & Corrosion Resistance
Inherent chemical inertness allows CF/PEEK to resist aviation fuels, Skydrol hydraulic fluids, de-icing agents, and aggressive cleaners, ensuring safety throughout the entire service life. -
All-Weather Hydrothermal Stability
Near-zero moisture absorption ensures that mechanical strength does not degrade in tropical humidity or high-salt marine environments, outperforming most other composite materials. -
Tribological Excellence (Self-Lubricating)
Maintains a low friction coefficient and high wear resistance at temperatures up to 250°C, making it the ideal choice for high-frequency friction areas like landing gear components. -
Maximum Safety Standards (FST Compliance)
Meets the most stringent Aerospace Flame, Smoke, and Toxicity (FST) standards. Its medical-grade purity ensures zero harmful outgassing in sealed cabins. -
Excellent Radiolucency (X-Ray Transparency)
Unlike metallic parts, CF/PEEK is transparent to X-rays. This facilitates rapid Non-Destructive Testing (NDT) and inspection without interfering artifacts, improving maintenance efficiency.
Typical Aerospace Applications
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Airframe Structures: Wing leading edges, fuselage belly panels, landing gear doors, horizontal stabilizer edges, and fuselage skin joints.
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Internal Structural Supports: Seat brackets, crossbeam ribs, structural stiffeners, and intake manifold supports.
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Space & Defense: Rocket support components, satellite modules, wave-transparent radomes, and missile structural parts.
| 🚀 Aerospace & Defense | 🩺 Medical & Bio-Science | ⚙️ Energy & Industrial | 🔬 Advanced Materials |
| • Aircraft Angle Plates | • Medical Handles | • High-speed Motor Sleeves | • UD Prepreg Tapes |
| • Aviation Seat Structures | • Bone Plates & Screws | • Compressor Star Wheels | • Carbon Fiber Fabrics |
| • Window & Door Frames | • Aiming Frames | • Subsea Oil Pipelines | • Composite Thick Plates |
| • Fuselage Skin Joints | • Fixation Extension Rods | • Vacuum Pump Vanes | • 3D Printing Filaments |
| • Wing Leading Edges | • Analyzer Covers | • Thrust Washers | • Digestion Tanks |
| • Rocket Supports | • Bio-Digestion Tanks | • Drill Pipe Covers | • Hydrogen Storage Tanks |
| • Rocket Shells | • Industrial Tripods | ||
| • Helicopter Rods | • Electromagnetic Railgun |
Material overview
Understanding PEEK (Polyether Ether Ketone)
Why engineers use it
- Strong balance of heat, chemical and mechanical performance.
- Can be molded, extruded, machined or printed in suitable grades and equipment.
- Good fatigue and wear potential for demanding moving or loaded parts.
- Available in unfilled, glass-fiber, carbon-fiber and wear-modified grades.
- Suitable for precision components where long-term reliability justifies a specialty polymer.
Limits to consider
- High processing temperature requires capable equipment and controlled drying.
- Crystallinity, cooling and annealing can affect dimensions and performance.
- Reinforcement improves some properties but may reduce ductility or change machining behavior.
- Not every chemical, wear or medical application is covered by a standard industrial grade.
- PEEK can be unnecessary over-specification where PPS, PEI or another polymer meets the duty.
Grades and product forms
Unfilled PEEK provides the broad base-property balance. Glass-fiber grades generally target stiffness and dimensional control; carbon-fiber grades may add stiffness, strength and conductivity; bearing grades use fillers such as carbon, graphite or PTFE to tune friction and wear. Film, filament, powder, pellets and stock shapes each require different processing and purchasing information.
Performance points to review
| Evaluation area | Why it matters | Information to provide |
|---|---|---|
| Temperature behavior | Useful performance under elevated or changing temperature | Continuous and peak temperature, cycle length and time at load |
| Mechanical response | Strength and stiffness must match the real part geometry | Load direction, stress level, impact and fatigue expectations |
| Environmental resistance | Fluids, cleaning agents and atmosphere can change service life | Chemical name, concentration, temperature and exposure time |
| Dimensional control | Tight-tolerance parts depend on both material and processing | Finished dimensions, tolerances and assembly conditions |
| Electrical or insulation needs | Electrical requirements may influence grade and thickness | Voltage, dielectric, conductivity or insulation target |
These are engineering discussion points, not guaranteed property values. Final acceptance criteria should be agreed for the selected grade, process and order.
Typical application directions
These examples show where the material may be evaluated. They do not replace a suitability review for the finished component.
Preparing a pellet or granule project
State whether the resin will be injection molded, compression molded, extruded, compounded or used in process development. Include machine capability, part thickness, mold concept, drying and handling plan, color, filler or additive needs, and the property the finished part must retain. For an unfamiliar resin, a controlled trial lot is more useful than moving directly to production volume.
Where the application is critical, define what a successful trial looks like before material is ordered: dimensions after processing, visual condition, mechanical response, assembly fit or another measurable result.
When another material may be better
PPS, PEI, PSU/PPSU or a conventional engineering plastic may be more economical when temperature, chemical and mechanical requirements are moderate. PEEK is justified when several demanding requirements occur together or when service life and reliability outweigh raw-material cost.
We recommend sharing the current material and the reason it is being reconsidered. Cost, processability, supply form and inspection burden belong in the decision alongside technical performance.
Information needed for an accurate quotation
A useful RFQ reduces follow-up questions and helps us distinguish between a material request and a finished-part requirement.
| Product form | Pellets or granules; natural, black or another required color |
|---|---|
| Grade direction | Unfilled, reinforced, modified or application-specific requirement |
| Quantity | Trial quantity, first order and estimated annual demand |
| Application | Part function and current material, if any |
| Operating temperature | Continuous range, peak temperature and cycle duration |
| Environment | Chemicals, gases, moisture, pressure, vacuum or outdoor exposure |
| Mechanical duty | Load, speed, impact, wear and mating components |
| Documentation | Drawing revision, inspection, traceability or compliance needs |
| Conversion process | Molding, extrusion, compounding, sintering or development work |
| Packaging | Trial pack, production packaging and moisture-control expectations |
Frequently asked questions
Can I request a sample or trial quantity?
Trial quantities can be discussed according to product form and availability. Tell us what you need to prove during the trial, the intended process and the expected production quantity if the test succeeds.
Do you provide a data sheet or material documentation?
Available documentation depends on the selected material and supply route. List the documents required by engineering, purchasing or quality when you inquire so they can be checked before quotation.
Can the grade be selected from a product name alone?
No. Similar product names can cover different grades, colors, fillers and processes. Selection should be based on the finished application, environment and required property balance.
Can you supply custom dimensions or finished parts?
Custom sizes, blanks or finished parts can be reviewed where appropriate. A drawing with tolerances, quantity and material requirement is the best basis for quotation.
How should we evaluate an alternative to our current material?
Share the current grade, the part’s service conditions and the reason for changing it. A useful comparison looks at failure mode, processing, life, inspection and total project cost—not only a single property value.
What determines lead time?
Lead time depends on product form, grade, size, quantity, documentation, machining and current availability. Confirm the required delivery date and destination with the RFQ rather than assuming a standard schedule.
Send the drawing, application and quantity. We will use the project details to prepare a practical material and supply discussion.
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