PET Bottle Filament Machine

In this section, you’ll find the step-by-step process and all the materials needed to build your own PET Bottle Filament Machine.
This DIY recycling system allows you to turn everyday plastic waste into usable filament for 3D printing.
The resources include building instructions, technical diagrams, and safety guidelines to help students understand the circular economy in action. It’s a hands-on way to connect sustainability, engineering, and creativity in the classroom.