What If A 3D Printer Printed Tubes Instead?

This episode is sponsored by PCBWay
https://pcbway.com/g/1q5874 (get $5 dollars off your first order with this link)
PCB Manufacturing, 3D Printing & CNC Machining

Celebrating PCBWay’s 12th Anniversary:
🔗 https://www.pcbway.com/activity/anniversary12th.html
📅 July 1 – July 31, 2026

TH Darmstadt Blow Extrusion 3D-Printing:
https://www.dg.architektur.tu-darmstadt.de/forschung_ddu/digitale_prozessketten_ddu/additive_manufacturing/blowextrusion/blowextrusion.de.jsp

My website:
www.roetz.tech

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00:00 – 01:37 Intro
01:38 – 05:54 Core/Shell Hotend
05:55 – 11:42 Tubing Hotend Setup
11:43 – 28:10 Tubing Hotend Testing
28:11 – 34:57 Improvements
34:58 – 42:30 TU Darmstadt results
42:31 – 46:28 Klipper to servos

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