Engine Solutions

DuPont materials for aircraft engines perform at high temperatures with low wear for long life and fewer repairs

DuPont™ Kalrez® and DuPont™ Vespel® products empower aerospace designers to push the limits of performance and sustainability. The result? Reduced weight by replacing metal in high temperature and high wear environments as well as improved efficiency. And, through lower friction, better sealing and innovative design.

High-performance solutions for demanding aerospace applications

Aerospace customers turn to us for innovations solutions. From stator vane bushings and O-rings to wear strips and thrust reverser channels, we help solve specific challenges like weight reduction, improved durability and reliability and manufacturing efficiencies.

DuPont materials scientists, application developers and engineers—coupled with extensive testing capabilities—collaborate with aerospace customers globally to identify new needs. We work with customers in guiding materials research and new part development to deliver the capabilities and savings required by the next generation of aircraft and engines, and to help aerospace engineers select products suitable for their needs.

Aerospace engine applications

Compressors

Stator vane bushings and composite shrouds made with Vespel® withstand heat and impact, and protect metal parts from damage.

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Fans

Vespel® materials for fan blade root wear strips and platform wear strips offer tested wear resistance, low friction and more.

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Externals

Use Vespel® custom parts and stock shapes for aircraft bumpers and pads when wear and strength are key.

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Nacelles

Vespel® thrust reverser channels offer low coefficient of friction and low wear for smooth translation of cowl doors.

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Engine oil system seals

DuPont™ Kalrez® O-rings, gaskets and custom seals stand up against jet fuel, engine lubrication oils, hydraulic fluids, rocket propellants and oxidizers—all in the presence of extreme temperatures.

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Vespel® aircraft engine parts for high heat, low wear

Lightweight Vespel® parts for military, commercial and industrial aircraft engines offer low wear and friction, broad temperature compatibility and self-lubrication.

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Ideas & innovations

The proof is in the performance.

Everyday, DuPont materials are put to the test in demanding aerospace applications. Discover how by exploring the following case studies.

Vespel® SCP high temperature polyimide parts

Thermal oxidative stability and wear resistance at elevated temperatures means longer part life.

Read more Enhance fan blade performance with Vespel®

Vespel® provides protection from damage that can lead to costly repairs and take engines out of service.

Read more Composite bushings & washers for performance

Vespel® parts withstand demanding aerospace engine conditions and accommodate designs with tight fits.

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Featured resources

Literature

Vespel®  shapes

Vespel® Parts for Hydrogen Energy

Vespel® CP Grades as Lightweight Performance Clamps

Case Studies

Vespel® SF Foam Products Offer Performance at Extreme Temperatures

Vespel® ASB Channels Help Aircraft Thrust Reversers To Operate Longer And Safer

Vespel® Brings High-Temperature Performance to Aircraft Bushings and Washers

Articles

Vespel® Stock Shape Sizes

Authentic Vespel ® Shapes

Vespel® Product Families

Resource Center

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