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Questions tagged [filament-choice]

Questions about which filament to choose for a certain application belong here.

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3
votes
1answer
93 views

Which filament to use for an application involving water circulation?

Let's suppose I want to build a water block shaped exactly for my Ubis 13s hot end (similar to this instructable), or that I want to circulate water around specific objects to be cooled (like Water-...
2
votes
1answer
34 views

What is the thermal conductivity of various 3D printing filaments?

Thermal conductivity is how well a plastic conducts heat. Most plastics don't conduct heat very well at all, which is what allows them to be 3D printed. That being said, there are a lot of potential ...
1
vote
3answers
170 views

What is the 3D printer filament (or pellet) most resistant to bending at high heats?

I'm looking to 3D print a structure that won't deform in high heat, up to about 220 °C. The filament itself can be 3D printed all the way up to about 380 °C. PEI seems like it ...
3
votes
1answer
152 views

What filaments allow air to pass but not water vapor?

In some situations it useful to have a material in which air passes but water, and water vapor, does not. Printing cell membranes or cases for something that must be immune to humidity changes (like ...
1
vote
1answer
99 views

High temperature flexible filament

I need to cool some liquid (250 °C) while it’s flowing through a tube which has to be able to bend and flex. My idea is to make a flexible tube with a second tube spiraling around it through ...
2
votes
1answer
154 views

Material for autoclave-able part

I’m designing a part that will need to be autoclaved—it will be under steam at 121°C for about 15 min per job and I will want it to be able to go through the autoclave repeatedly. I ran a test PLA ...
4
votes
1answer
91 views

What materials would be appropriate for pool parts (chlorine & UV exposure) using SLA or FDM?

I've got a printer on the way later this year that's supposed to be able to do both FDM and SLA (with the appropriate accessories). I'm interested in printing some parts for swimming pools (the types ...
0
votes
1answer
51 views

What kind of filaments can I use?

This is probably the most basic of questions. When I was shopping for a printer I saw models that would list a slew of certain plastics that the printer can print while other printers (different ...
0
votes
3answers
173 views

Which is the right filiament type to print breakable children's toy parts such as small gears

Probably the question sounds a little strange; however, I am looking for a filament which is breakable and not so steady and reliable as PLA. I want to print parts similar to the following gears for ...
1
vote
1answer
286 views

Filament choice for coasters

Which filament is good for a coaster for a hot cup? I don't expect PLA to be good because it can easily melt under a hot cup. Note, I can't use ABS because I don't have an enclosed printer.
4
votes
3answers
311 views

3D printing filament resistant to steam

I need to replace the lid of my water kettle and am searching for a filament, that is suitable for this purpose. The requirements are: Stable at 100°C (212°F) Resistant to steam/moisture Food-safe ...
3
votes
2answers
86 views

Which outdoor filaments for unheated beds?

I am searching for 3D printing filaments, that are suitable for outdoor purposes, but printable on unheated beds. I will mostly use it for sensor node enclosures (should withstand temperature up to ...
15
votes
3answers
13k views

Can you put PLA parts in your car (in the sun)?

I'm in the process of building my own head unit / stereo prototype for a car, which will have a 3D-printed enclosure. My concern is that cars can get quite hot in the sun, and even more so if you ...
4
votes
2answers
76 views

Raw material for 3D printed injection mold

If I have to make an injection mold (for resin based raw material) using 3D printing, what raw material should I choose – PLA, ABS, HIPS etc.
8
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4answers
547 views

Thermal degradation of 3D printed ABS (and other plastics)

The short version of my question is: Are 3D printed parts made of ABS likely to survive for one year in an incubator at 80℃? Please read on for more details. I am printing some parts that will be ...
18
votes
5answers
36k views

What is PLA+? How is it different from PLA?

Question What is PLA+? How is it different than PLA? I'm looking for science, composition, formula, safety concerns (or lack thereof), etc. Background I picked up a roll of PLA+ at Microcenter (...
8
votes
2answers
515 views

Self-lubricating 3D printable materials for space

Materials used in space need to not outgas significantly An answer to this question: Would 3d-printed objects outgas in vacuum? referred to the NASA outgassing database which showed that ABS, PET, ...
6
votes
1answer
477 views

Filament material for chemical application

I am doing laboratory experiments and need to print some components. I am working with different aqueous (water) solutions containing sulphuric acid (H2SO4), hydrochloric acid (HCl), and hydrogen ...
7
votes
2answers
93 views

stable FDM materials

What materials, available as filaments for use in FDM printing, are known to be the most physically and chemically inert? In particular, stability (not necessarily simultaneously) in the presence of ...
5
votes
2answers
310 views

3D printing related safety precautions for a baby rattle

I've a friend who is expecting. There are several adorable weapon themed rattles on thingiverse. I am, however, concerned about safety associated with such a product in the hands of a baby who will ...
14
votes
2answers
274 views

Are there biocompatible materials available to the general public?

I am currently working on parts for a custom prosthesis. My main concern at the moment is to find biocompatible materials that can be 3D printed from a UP or a Reprap. The piece would need to be in ...