PETG-CF 1.75 mm Carbon Fiber Filament

28,99€ incl. VAT.

Engineered for functional parts

Matte finish hides layer lines

Strong layer adhesion

Availability:
In stock
Spool size: 1 Kg
Quantity:
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Tough, matte, production-ready.

This carbon-fiber reinforced PETG is the same material we run for PrintFlow3D parts at Prinjekt in 24/7 production. It prints like PETG, but with extra stiffness and a clean, low-gloss finish that helps hide layer lines—ideal for jigs, fixtures, housings and everyday functional parts.

  • Professional look: matte surface that keeps prints looking clean.
  • Reliable strength: great for functional components that need to hold up.
  • Easy workflow: PETG-like printability, proven on the shop floor.

Good to know: Use a hardened (or stainless) nozzle—the carbon fiber is abrasive. Keep the spool dry for the smoothest surfaces.

Variants: Choose 1 kg for regular jobs or 5 kg for longer, continuous runs (approx. 1 kg ≈ 330 m; 5 kg ≈ 1650 m).

In the box: 1 × PETG-CF filament spool — selected size and color.

For recommended print settings and technical details, see the Key Specifications section.

Key Specifications

Material Carbon-fiber reinforced PETG (PETG-CF)
Diameter & tolerance 1.75 mm ±0.03 mm
Spool sizes 1 kg (≈ 330 m) • 5 kg (≈ 1650 m)
Surface finish Matte / low-gloss; hides layer lines
Suggested settings Nozzle 250–280 °C • Bed 70–80 °C • Fan ≤ 50% • Retract 1–3 mm
Build surface PEI or glass; PVP glue optional
Nozzle Hardened steel or stainless (abrasive)
Density (typ.) ~1.32 g/cm³
Melt flow (typ.) ~4.3 g/10 min (220 °C / 2.16 kg)

Typical values from material datasheet; results vary by printer and settings.

What’s in the box

1 × PETG-CF filament spool — choose 1 kg or 5 kg. Color: Black (unless stated otherwise).

Printflow3D is a spin-off from Prinjekt, our engineering team in Germany. Born from our own need for smarter printing, we built a fully mechanical plate changer – developed and tested in-house. No investors. No gimmicks. Just smart, practical innovation.

Julian Ost

CEO of Prinjekt