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Ultimaker Print Core AA 0.80mm (Build Core)

Professional 3D printing just got a whole lot easier with Ultimaker's new Print Cores! These material-matching Print Cores will help maximize print performance and machine uptime, allowing you to get the most out of your Ultimaker 3 printer. The Print Core AA, also known as the Build Core, is specifically designed for all primary materials such as PLA, ABS, CPE/PETG, and Nylon. Use two Build Cores for ultimate artistic freedom in your dual color prints. This listing is for the 0.80mm Build Core
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The Ultimaker 3 offers seamless integration of software, hardware, and materials, culminating in efficient workflow and consistent, high-quality results. Their revolutionary dual extrusion Print Core system comes with swappable print cores for build (AA) and support (BB) materials, opening up a world of new printing possibilities. Each core also features Ultimaker's unique auto nozzle-lifting system, ensuring reliable, clean, dual extrusion prints.


  • Material-matching. Get consistent, high-quality 3D printing results with customized print cores for engineering build materials or soluble support.
  • Quick-to-change. Quickly swap print cores and switch between different material combinations for a more time-efficient workflow.
  • More materials. Select from a huge portfolio of materials including all Ultimaker filament, as well as our entire catalog of PLAABSPETG, and more!
  • Accurate temperature reading. Maintain the perfect temperature for an even better quality print – with automatic, accurate temperature readings.
  • Reliable and durable. Better 3D printing results, with a new silicone cover to stop filament leaking into the extruder.

Supported Materials

  • Print Core AA (Build Core): PLA, ABS, CPE/PETG, Nylon, and more!

  • Print Core BB (Support Core): PVA

Pick the perfect print core

Ultimaker now offers five different Ultimaker 3 print cores to suit any project:

Why Buy From MatterHackers

At MatterHackers we pride ourselves on offering friendly service, advice, and support. Our prices are always the lowest in the industry when you factor in our free shipping for every item on the MatterHackers site (including 3D printers). Most of all, our staff is friendly and knowledgeable. They have been 3D printing for several years now and are happy to answer your 3D printing questions. Have a question about the amazing capabilities of your new print core? No problem. Feel free to give us a call.

In short, buying a 3D printer from MatterHackers is a holistic experience. We are here to partner with you through every step of your 3D printing journey. Additionally, we have all of the PLA, ABS, and Specialty Filament that you could ever need to design anything you can imagine.