PETG is a close relative of the plastic used in water bottles. It's tougher and a little more flexible than PLA, handles more heat, and resists water well. Many shops treat it as their go-to material for parts that need to work, not just look good.
What PETG is good at
- Tough: It bends slightly before breaking, so it survives drops and stress better than PLA.
- Handles more heat: It softens around 70–80 °C (160–175 °F), comfortably higher than PLA.
- Water and weather resistant: It doesn't absorb much water and handles outdoor use better than PLA.
- Clear options: It's available in translucent and see-through colours.
- Affordable: Only slightly more than PLA.
Where it falls short
- Less crisp detail: Fine details and sharp corners aren't quite as sharp as PLA.
- Harder to finish: It's glossy and a bit gummy, so it doesn't sand or paint as easily.
- Not for high heat: A car interior in a hot summer can still be too much; ABS or ASA handle heat better.
- Long-term sun: It holds up better than PLA outdoors, but ASA is best for years of direct sun.
Is PETG right for my project?
It's usually a good fit if your item:
- is a practical, working part
- may be used outdoors or around water
- needs to be tough but not rubbery
For more heat or years of sun, ask about ASA. For a painted, highly detailed finish, PLA may be better.
Common questions
Is PETG stronger than PLA? PETG is tougher: it bends before it breaks and survives impacts better. PLA is actually stiffer, but it snaps more easily.
Is PETG food-safe? The raw material is widely used for food containers, but 3D printed parts have tiny grooves that can trap bacteria. Ask your shop about food-safe filaments and coatings before using a print with food.
Can PETG go outside? Yes, it's a good choice for outdoor items. For parts in strong sun for many years, ASA lasts longer.
Find PETG near you
Ready to get something made? Find shops that offer PETG near you, or upload your file for a quote. Not sure which material to choose? Choose by what you're making or ask a local shop.