Questions tagged [pet]

Polyethylene terephthalate is the base material for a number of printing filaments like the very common PETG (glycol-modified) or PETT (Polyethylene coTrimethylene Terephthalate), the transparent variant.

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1 answer
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What is the difference between PET/PETE and PETG?

I've heard that PETG, what we print with, is slightly different than PET or PETE, which is commercially available. Yet, PET bottles seem easy enough to recycle into prints according to these videos: #...
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12 votes
1 answer
6k views

Can I 3D-print a PET bottle?

I want to print a transparent PET bottle for my homemade lemonades and thought about 3D-printing them. I would like the printed bottle's quality to be as fine as a Coca-Cola PET bottle for coke and ...
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1 answer
14k views

Adding extra Z-offset to bed for PETG in Slic3r

Having printed exclusively in PLA for the past year, I'm now looking at trying out PETG in order to print a set of spare parts for my new Prusa i3 mk3. I have bought a roll of PETG from Rigid.ink and ...
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4 votes
4 answers
453 views

Nozzle reducing flow as it comes close to finish layer

I've have observed that when the printer is finishing a layer, the flow of plastic through the nozzle starts fading out as it comes closer to the point of layer change. As an example, let's say that ...
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1 vote
2 answers
1k views

Stringy PETG prints

I have started printing with PETG so I can create objects that won't deform if I leave them in my car. My first prints look good, but have strings of material coming off the print in places. What ...
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5 votes
2 answers
5k views

What is the best color of PETg to use for outdoor durability?

I am doing a quad-copter now. I am not sure what color is the best to use for outdoor durability, especially in sunlight. They say PETg is the most durable material amongst cheap ones. But what ...
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  • 153
6 votes
1 answer
1k views

Poor first layer bonding and bridging issues with Prima PETG

I have a roll of Prima PETG, I like the strength but I am having a few issues - the outside perimeter of the first layer often breaks away as a loose string (so it's not bonding with the second layer ...
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6 votes
2 answers
14k views

What are the costs per meter of filament for PLA, ABS and PET?

My Craftbot Plus Craftware slicer estimates cost per job based on filament prices I add as parameters. What costs per meter would you use? I created spreadsheets to calculate this for 1.75mm ...
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5 votes
2 answers
3k views

How to smooth the surface of parts printed with Co-polyester (PET) filament

Are there any techniques for getting a smooth finish for parts printed with co-polyester (PET) filaments? More specifically, I am looking for an alternative that does not roughen the look of the part -...
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