If you know that most soda bottles are made from PET plastic, you’ve probably thought about how you could make filament from them ... the rest through while winding it up on a takeup spool.

The basic process is simple: tightly wind some 3D printer filament around a steel rod ... tape (wrap counter to the direction of the spring winding, so that peeling the tape later doesn’t ...

Engineering Technology Corporation, a global leader in filament winding, tape wrapping, and composite solutions, is thrilled to announce its participation in JEC World 2025, one of the most ...