Questions tagged [filament-choice]

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

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Alternative to PA12

Looking for alternatives to Nylon PA12. I need a material that is extremely impact resistant, durable and can be left outside. PA12 performs like a dream but it warps intensely on thick parts, so I'm ...
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1answer
69 views

What filament would be best for Creality's Ender 3 v2?

What would the best filament for an Ender 3 V2 be? I don't mind about the look but I would like for you to be able to bridge with it and for it to be reasonably cheap. If possible could you give ...
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1answer
46 views

Filament Spool Stalls Extruder Motor Destroying Print

I am having the frustrating problem where my extruder motor starts skipping steps and stops extruding simply because my filament is wound too tightly. There are some parts of my filament that are so ...
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28 views

Any filaments sun-safe and watertight? [duplicate]

Due to the surprisingly high cost, including shipping, of large water tanks (say, 100 gallons), I'm evaluating the possibility of creating one via 3d printing. (The pieces would of course have to be ...
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1answer
37 views

What filaments are appropriate for a case that will contain mains voltage wiring?

I have some relay boards which I want to build into a case for my Pi. The relays are GPIO controlled and will turn on/off things like a 12 volt DC light, and the 240 volt 50 hertz AC printer itself. ...
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43 views

Filament suitable for medical masks

I'm trying to work out what filament is absolutely safe for prolonged contact with someones face. The contact may be for hours at a time and it's in terms of a facemask so they'll be breathing through ...
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37 views

What is the best filament to use to create a custom GPU backplate\shroud?

What would be the best filament type to create a custom backplate\shroud for a GPU? I'm looking at a design that is largely flat, 3-5 mm thick with a cutout logo and a raised "Tron" style ...
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1answer
48 views

Which filament type is easiest to sand smooth?

For print applications where sanding is to be used to reduce the appearance of layer lines on medium to large objects with sweeping curves, but little to no surface detail (A vase or cosplay helmet, ...
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1answer
24 views

Can higher quality prints be achieved by switching filiment type between printing 1" high detail miniatures and larger low detail vehicle

When 3D printing model for tabletop gaming system, should the same filament type be used for to print 1" gaming pieces with curved surfaces and lots of small detail, and vehicles which are much ...
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2answers
59 views

Material for printing electric device prototype

We are in a stage of creating a prototype of some IoT device with some electric boards and sensors. The device will be connected to the power and the boards inside might be warm a bit. What material ...
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1answer
61 views

Looking for 3D filament thats compatiable with HHO-oxyhydrogen and NaOH sodium hydroxide -lye

I'm testing a HHO generator (oxyhydrogen - browns gas generator) and I use 1% NaOH solution (sodium hydroxide -lye). I made some M8 threaded adapters for it using PETG (Polyethylene terephthalate ...
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2answers
39 views

How do I determine the glass transition of filament from its sales listing information?

I need to print some items that will go in my car, which sits in direct sun a good portion of the day and almost certainly exceeds 50 °C inside during the summer months (I've had PLA prints sag quite ...
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1answer
124 views

PLA for Dactyl Manuform print | Which material for printing the shell

I bought PLA Wood for my planned Dactyl Manuform. But now the question is whether this will melt or deform in the sun. I live in Germany, where we reach some days at times 32 °C. However, the keyboard ...
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2answers
60 views

Friction between nozzle material and abrasive filaments

Usually the hardness of the material is considered primary for nozzles used with abrasive filaments. Has friction between between nozzle material and abrasive filaments been considered? It seems that ...
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2answers
132 views

Lowest temperature PLA pulley print will withstand

I am looking to print an HTD Timing Belt pulley to be used in a laboratory setting that can get very cold for extended periods of time. By "very cold" I mean adjacent metal chambers get ...
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15 views

What are the characteristics of a specialize PLA that you have used?

What raised this question was someone's claim there is a PLA resistant to absorbing moisture unlike typical PLA filament. PLA seems to be the easiest filament to get a good print and has excellent ...
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1answer
39 views

Is 'natural' colored filament equally brittle compared to white filament?

I've read that white filament is a lot more brittle, because the pigment percentage is close to 50 %, e.g. black filament it's only around 8 %. I was therefore wondering if 'natural' colored filament, ...
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2answers
86 views

3D Print D&D Miniatures delicate supports

Any hints or suggestions (filament type? suggested settings? model sources?) for 3D printing minis to use in Dungeons & Dragons? I've done a couple where the support structures were difficult to ...
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2answers
88 views

Adequate default filament diameter for Anycubic Mega X

Does anybody if the Anycube Mega X comes with a nozzle for 1.75 mm filaments or is it 2.85 mm? I saw online that it works with 1.75 mm filaments but the Cura settings given by the manufacturer had 2....
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1answer
172 views

Best filament to use in high humidity environment? [closed]

I'm working on a project to design some custom 3D printed parts for an indoor urban farm where the environment has a very high humidity of above 80%. What would be the best filament to use that will ...
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4answers
217 views

What material best to use for press fit parts?

I am designing some parts that should modular fit together. I am currently exploring a Lego-like design with octagonal holes and cylindrical pins. I notice that (depending on the amount of clearance) ...
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1answer
37 views

How to interpret various thermal-related filament properties?

When picking filament for specialty, high temperature applications, multiple parameters are provided, but it is not clear to me when which to use. The most common parameters provided are: Vicat ...
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2answers
84 views

Filament that will not stick to wood glue?

I am looking to 3D print some small molds that will allow wood glue to dry but not stick. Is there a recommended filament that is known to resist binding to simple wood glue? Alternately, is there an ...
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1answer
71 views

Post-processing and filaments for weather-proof electronic enclosure

I'm building a weather-proof enclosure for some electronics. It's expected to stay exposed outside all the time so I'm worried about its resistance: What would recommend me for 3D filament? I was ...
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1answer
839 views

How do I know if a filament is abrasive?

There are tons of fancy filaments around. And a lot are super nice to look at or have super cool properties, like carbon-filled nylon being comparatively far stronger than other material, wood fill is ...
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118 views

Best filament for epoxy bonded structural parts

I am planning to print some large structural components, and I intend to form them by glueing together a number of printed parts, and skinning those with composites. In other words this plastic needs ...
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3answers
1k views

Design connection to motor shaft for printed gear

I am currently trying to print a gear with the possibility to connect it to the shaft of a DC motor. The following picture best describes what the shaft of the motor looks like by showing the hole ...
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2answers
110 views

What is the strongest filament type? [closed]

I'm looking for a filament that is strong, doesn't crack and doesn't break easily and is impact resistant. I'm currently using PLA and it's strong, but, I'm looking for something that doesn't snap or ...
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2answers
540 views

Are there white filaments, that are not so translucent?

I find that white filaments are quite translucent and printing 5 layers of white filament onto 2 layers of black filament (at 0.2 mm layers, the white layers being 100% infilled and the underlying ...
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3answers
95 views

Filament suitable for direct burial

I'm working on a project with will be buried in soil. It's an enclosure for a sensor that will be potted inside the 3D printed part. What filament will give me the longest life in soil? ETA: burial ...
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3answers
437 views

Filament that is resistant to ozone

Does a filament exist that can resist ozone (like certain silicone tubing's can). Most glass bottles come with tin or plastic screw hard tops and I would like to replace the screw caps with something ...
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3answers
259 views

Finding the right material to print RC CAR cover

My problem is that I have used a 3D printing machine from the University and found out that the cover for the car was not smooth even after using sanding paper and painting it. What material would ...
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1answer
245 views

Would PC be considered food-safe in this setup?

I have one 3D printer with Makerbot mk10 extruder and I would like to print my custom cup for tea or coffee from PC. Other than that, I came across idea that FDM printer will always leave small holes ...
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74 views

Good food-safe print filament or method? [duplicate]

I want to create a drinking cup that is entirely safe to consume liquids from. I’ve done some research, but I can not seem to find a cheap or easily accessibly food-safe filament. I have also had no ...
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1answer
385 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-...
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2answers
5k 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 ...
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3answers
207 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 ...
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1answer
222 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 ...
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2answers
946 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 ...
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2answers
7k 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 ...
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1answer
1k 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 ...
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1answer
78 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 ...
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3answers
360 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 ...
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1answer
1k 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.
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998 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 ...
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2answers
208 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 ...
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3answers
41k 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 ...
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2answers
89 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.
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4answers
792 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 ...
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6answers
64k 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 (...