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 Working with COEX LLC – Everything You Need in a Product and Partner

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COEX 3D is dedicated to manufacturing the highest quality 3D printing materials in the industry. We are located in the heart of the Midwest in Pulaski, WI, USA. We adhere to strict quality standards, ensuring optimal performance and premium resolution of all our 3D printing materials. Our advanced extrusion equipment and laser micrometers ensure quality and consistency of our 3D printer filament. We use only prime virgin resins, colorants and processing additives to ensure our customers can rely on COEX 3D filament.

COEX 3D recognizes that 3D printing innovation is constant. That’s why we take great pride in advancing 3D printer material technology through polymer science research and innovation. Our team can accommodate custom projects and work directly with customers on troubleshooting and new product development.

Partner With Us

COEX offers multiple ways to be a 3D printer filament or coil binding partner. 

Contract Manufacturing

Use our expertise and state-of-the-art equipment to produce custom products to meet the needs of your business.

OEM Printer Partner

We provide 3D printer manufacturers with quality 3D printer filament to sell alongside their existing products and services.

Rapid Prototyping

Our firm helps organizations around the world use additive manufacturing to create efficiencies and speed up business processes.

Reselling & Distributorship

We supply the best 3D printing materials to a network of distributors for resale to their customer base.

Our focus on new technology, quality and outstanding customer service make us the perfect partner. Contact us or call 920.757.1055.

COEX Blog

  • COEX NEXT FIlament
    Introducing COEX Next!

    COEX is helping make the world a better place one spool of PLA at a time. Introducing COEX Next PLA, our new filament that’s made from recycled scrap materials from our production process. To understand Coex Next™ PLA, you first… Read More

  • COEX printing products
    Coex is now offering more than filament!

    We are proud to announce Coex is now offering products beyond the filament you know and trust. Starting with filament drying, filament storage and bed adhesion products. All of which are in stock now. We will soon have an inventory… Read More

  • 3D Printer Flexible Filaments
    3D Printer Flexible Filaments

    3D Printer filament consists of many types of thermo-plastics. It’s not uncommon for hobbyist to feel limited to only printing PLA and PETG. You’re better than that and you’ve got a great resource in Coex. Get in front of that… Read More

Join the Coex Community

Share information about your latest 3D printing project. 

Drake Quick-Laughlin
I printed this hand screw clamp at 350um for speed and strength. It only took 7 hours and has a pretty good build quality despite it's layer height. I used a semi-transparent red, ocean blue and metallic gunmetal silver for…
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Drake Quick-Laughlin
This is a tiny planetary gear set i printed off using PLA, the print quality isn't perfect, but that's because i let my z-offset get out of calibration. Printed on my Prusa i3 mk2s. I'll have to recalibrate a couple…
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Drake Quick-Laughlin
This is an excellent 3D benchy i printed using COEX Natural PETG filament on my Prusa i3mk2s, it turned out wonderfully for 200um layers and has demonstrated that the Prusa i3mk2s default profiles are excellently tuned. For my personal use,…
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See Our 3D Filament in Action

Check out our 3D printer filament in use.

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"From sales to shipment, we love working with the COEX team!  Not only do they produce consistent, high-quality filament, their team is super flexible and willing to take on all of our requests." — Matt F.