Bambu Lab · PET-CF filament

Bambu Lab PET-CF print temperature and settings

The settings Bambu Lab publishes for its PET-CF: 270 °C at the nozzle and 90 °C on the bed. Start in the middle of the range, then adjust for your printer, speed and cooling.

Bambu Lab's recommended nozzle range is about 35°C hotter than the typical PET-CF across the 3 PET-CF lines we track (median 220–250°C).

Print settings

Nozzle270 °C
Bed90 °C
Density1.29 g/cm³
Diameters1.75 mm

Bars run on a fixed scale; the dashed line is the median of the 3 PET-CF lines we track. Data from SpoolmanDB.

How much filament is on a spool

Length from the published density, for each spool size Bambu Lab sells.

Spool1.75 mm
500 g≈ 161 m
1 kg≈ 322 m

Printing PET-CF (carbon fiber PET)

Full PET-CF (carbon fiber PET) guide →

PET reinforced with chopped carbon fiber: stiffer and more dimensionally stable than plain PET, with a matte finish.

Enclosure helpsA warm, draft-free chamber prevents warping and cracking.
Hardened nozzle neededAbrasive fill wears brass quickly. Nozzles by printer →
Keep it dryAbsorbs moisture; dry it and store it sealed for clean prints. Dryers and spool parts →
Any extruderWorks with direct drive and Bowden.

1 Bambu Lab PET-CF colors

  • Black
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Frequently asked questions

What temperature should I print Bambu Lab PET-CF at?

Bambu Lab lists 270–270°C at the nozzle and 90–90°C for the bed. Start mid-range, then go hotter for faster printing or better layer bonding and cooler if you see stringing.

How many meters are on a 1 kg spool of Bambu Lab PET-CF?

About 322 m at 1.75 mm, from its published density of 1.29 g/cm³.

How many colors does Bambu Lab PET-CF come in?

1 in the data we track, including Black.

Other PET-CF brands