Tier List

Carbon Fiber PETG

CFPETG • Polyethylene Terephthalate Glycol + Carbon Fiber

S

Almost always the ideal choice for functional prototypes. Carbon fiber stabilizes PETG's biggest weakness (sagging/warping). Very, very good at everything that matters. The polyester base gives it a beautiful sheen.

compositeHardened NozzleBased on PETG
Print Settings
Print Temp230-260°C
Bed Temp70-85°C
Enclosure:Optional
Material Properties
Strength80
Flexibility20
Heat Resistance70
Resistance Ratings
UV Resistance
Medium
Chemical Resistance
Medium
Humidity Sensitivity
Medium
Usability
Ease of Printing
(4/5)
Price Tier
$$(Moderate)
Requires hardened nozzle
Pros
  • Major improvement over plain PETG
  • Excellent dimensional stability
  • Good heat resistance
  • Beautiful surface finish
  • Strong in all directions
Cons
  • Requires hardened nozzle
  • More expensive than plain PETG
  • Still absorbs humidity
  • Supports can be tricky
Use Cases
Functional prototypesMechanical partsEnclosuresBrackets and mountsTools

Also known as: carbon petg, cf petg

Data sourced from Zack Freedman / Voidstar Lab