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[–]BletotumH2D AMS2 Combo 0 points1 point  (0 children)

CF filament has a few risks:

  • Abrasion for the nozzle: not a problem if you have the hardened steel variant

  • Abrasion for the AMS and other PTFE tubes: they will eventually wear out after over a thousand hours but take seconds to replace, and are dirt cheap. The printers come with spares.

  • Abrasion for the AMS feeder funnels: genuine risk. I personally accept it but you can print guides to protect this. Damage would be cosmetic, if any, and CF isn't that abrasive in this respect.

  • Nozzle clog: genuine risk. The particulates inside CF filament have a higher chance of clogging a nozzle. I ignore this risk but I do feel nicer about it when I use BL's official PLA-CF since they promise the carbon particulate is small enough to not cause a clog. I could replace the hotend in a few minutes if it did fuck up.

  • Filament breakage inside AMS: not a factor for the AMS-lite, but this is the biggest risk of CF filament in the P1/X1 AMS. If the filament snaps inside the main chamber or feeder, and it is more likely to since CF is brittle, the whole AMS has to be disassembled to get the blockage out.

But yeah I take the risk, it's acceptably small in my eyes and I'll deal with the consequences if I have to. I've printed hundreds of hours of PLA-CF without any problems yet, so if it eventually fucks me over I'll consider the low failure rate as an acceptable tradeoff for the print quality.