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Midnight black ninja head sitting on NinjaTek 3D printing filament spool

About NinjaTek

NinjaTek® produces specialty filament for end-users in the 3D printing industrial space. We leverage half a century of unmatched extrusion manufacturing experience, providing unique solutions through polyurethane integration.

As a product line of Fenner Precision Polymers, a Michelin Group company, NinjaTek is backed by 100 years of manufacturing, technical and commercial expertise in our industry. Fenner companies product lines support clients across a variety of industries including 3D printing, document handling, transportation, mining, agriculture, aerospace, climate control, material handling, food processing, and manufacturing. Learn more about Fenner Precision Polymers and its subsidiaries.

With the infrastructure of a global corporation and the flexibility of a small customer-oriented team, we are uniquely positioned to best serve customers large and small.

NinjaFlex is the industry’s leading flexible filament

NinjaFlex® offers superior flexibility and longevity with a consistent diameter that outpaces other polyurethane materials.

NinjaTek fire red 3D printer filament spool


Level up your 3D printing knowledge and flex your muscles on your next project. Learn about filaments, industry trends and more.


Are you a 3D printing ninja? Share your 3D printing projects with us for a chance to be featured on our site.


View our FAQs and Troubleshooting Guide for quick answers to common customer questions.

NinjaTek stack of 3D printing filament spools

Compare key features, benefits and attributes.

Don’t see the filament you need? Schedule a custom filament consultation with our 3D Materials Engineering team.

Fenner Precision Polymers
187 West Airport Road
Lititz PA 17543 USA

[email protected]