Nylon PA6 vs PETG

Compare Nylon PA6 and PETG filaments side-by-side so you can pick the right one for your 3D printing project.

Nylon PA6 vs PETG: Nylon PA6 is known for exceptional strength, while PETG is known for tougher than pla. PETG is easier to print; Nylon PA6 prints at higher nozzle temperatures (240-290°C vs 230-250°C). Choose Nylon PA6 for exceptional strength, or PETG for tougher than pla.

Key differences at a glance

Property
Nylon PA6
PETG
Nozzle temp
240-290°C
230-250°C
Bed temp
70-110°C
70-90°C
Enclosure needed
Required
Optional
Ease of printing
Difficult
Moderate
Moisture sensitivity
very high
moderate

Nylon PA6

B

Polyamide 6

Exceptional strength, very strong layer bonding, flexible and durable

PETG

A

Polyethylene Terephthalate Glycol-modified

Tougher than PLA, higher temp tolerance, more durable in real-world use

Detailed Comparison

Property
Nylon PA6
PETG
Tier Rating
Tier B
Tier A
Family
Nylon (PA)
PETG
Nozzle Temp
240-290°C
230-250°C
Bed Temp
70-110°C
70-90°C
Enclosure
required
optional
Cooling
Low to moderate
Moderate cooling; too much cooling can hurt layer adhesion
Moisture Sensitivity
very high
moderate

Green marks the generally easier or more forgiving option in that row, based on tier, enclosure needs, and moisture sensitivity. It is not always the better choice for a specific job, so weigh it against what your project actually needs.

Strengths Comparison

Nylon PA6 Strengths

  • Exceptional strength, very strong layer bonding, flexible and durable
  • High heat tolerance; low friction for mechanisms

PETG Strengths

  • Tougher than PLA, higher temp tolerance, more durable in real-world use
  • Good clarity and low friction among easy-to-print materials

Considerations

Nylon PA6 Caveats

  • Extremely hygroscopic; can waterlog during a print
  • Warps strongly; can pull plates off beds
  • Over-drying can make it brittle

PETG Caveats

  • Overhangs/bridges sag; supports can be hard to remove
  • Absorbs water fairly quickly

Frequently Asked Questions

What is the difference between Nylon PA6 and PETG?
Nylon PA6 prints at 240-290°C nozzle / 70-110°C bed (Required enclosure, very high moisture sensitivity). PETG prints at 230-250°C nozzle / 70-90°C bed (Optional enclosure, moderate moisture sensitivity).
Is Nylon PA6 or PETG stronger?
Our dataset does not include comparable tensile strength values for both. Qualitatively, Nylon PA6 is suited to exceptional strength, while PETG is suited to tougher than pla.
Which prints at a higher temperature, Nylon PA6 or PETG?
Nylon PA6 prints at a higher temperature (240-290°C nozzle vs 230-250°C for PETG).
Is Nylon PA6 or PETG better for beginners?
PETG is better for beginners: enclosure is optional and moisture sensitivity is moderate, vs required enclosure and very high moisture for Nylon PA6.
Should I use Nylon PA6 or PETG for flexible parts?
For flexible parts, Nylon PA6 is usually the better fit (Exceptional strength). Choose PETG instead when tougher than pla.

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