Uploaded October 2024 | Updated September 2026, 3 weeks ago

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PPA-CF, the premium carbon fiber reinforced nylon by Bambu Lab is the strongest filament I tested so far (but not in every test). It requires a serious drying, but after this it is very printable filament. It needs a hardened steel nozzle and enclosure.
Product page (affiliate link): shrsl.com/4pwr0

Forgot to mention in the video:
This spool don't have RFID Tag, so drying in microwave is worth to try.

Download results: mytechfun.com/video/408
If you like my work, you could like or share the video, but donation support is very welcome too. Patreon supporters have access to all earlier results.
Link to my Patreon page: patreon.com/mytechfun

Mentioned in the video:
Vevor analytical scale: amzn.to/4hdLEYD
Previous video PA6-CF vs PA6-GF: youtu.be/cwbnIXHSxmY
Special thanks to Everson from @GeekDetour for thumbnail image.
Vacuum containter arrived with PrintDry filament dryer (review video): youtu.be/8Kpd3SRJV44

Chapters:
0:00 Introduction, specifications
1:41 Unboxing
1:55 Drying
3:36 Result of drying
4:45 3D printing
7:03 Shrinking
7:24 Tensile test
7:35 Layer adhesion test
7:53 Shear test
8:45 Torque (twist) test
9:19 Bending test
9:54 Temperature test
11:16 Creep test
12:08 Impact test
12:47 Results
15:08 Conclusions
16:52 Final weight measuring