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Questions tagged [print-material]

Print-material, in comparison to the tag 'material', helps to specify that the question is concerned with the material the print itself is made from. This includes 'filament' as a subgroup but also SLS polymers for example.

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5 votes
2 answers
557 views

Is real PETG softened/degraded by acetone?

I can't seem to find any reliable answer to this question. My understanding was always that PETG should be solvent-resistant, including to acetone, but parts printed from the various "PETG" ...
9 votes
4 answers
2k views

Is hot glue suitable for FDM printing?

Is hot glue suitable for FDM printing, or some process similar to it? I think it has all of the required properties, and could produce a flexible transluscent print. It's cheap, hotends are cheap, ...
2 votes
1 answer
125 views

Problems with ColorFabb XT: over extrusion

I could really use some help here. I am trying to print with ColorFabb XT and have been having an overflow problem, which creates an accumulation of material on the nozzle tip creating stringing and ...
3 votes
1 answer
1k views

Are 3D prints safe to touch right after printing?

Are 3D prints safe to touch right after printing? If not should I do some kind of curing (like in resin printing) when my prints are done or wash them with alcohol or something.
2 votes
3 answers
349 views

Can PLA carry sound coming from a loud speaker?

My goal is to have a speaker inside a PLA casing to produce a nice hearable sound from a submersible item. I intended to produce that sound from a Piezo buzzer stuck on a membrane held tight in hollow ...
1 vote
0 answers
32 views

What material can withstand riveting or the compression of self-tapping screws?

I'm making a flip sign of sorts. The backing of a sign of this type is normally affixed to sheet metal, or the supporting structure behind the sheet metal. My fear was the plastic would crack during ...
1 vote
2 answers
83 views

Resin mechanical properties during the print process, immediately after light hardens it

Resin specifications There are datasheets available for SLA resin mechanical properties. Like this Formlabs' General Purpose Resin datasheet. They present mechanical properties for two cases. First ...
2 votes
2 answers
203 views

How to harden / strengthen the teeth of a 3D print

I have a 3D object that I print with 0.6 mm nozzle and white PETG. At the moment I can't print the layers in another direction since I use 3D printed threads. The object is a de-seeder bit for the ...
7 votes
3 answers
10k views

Good filament/s for heat resistance in cars

I have designed a cupholder for my center console in my truck with PETG. I was hoping it wouldn't deform and it didn't for a while but we got some high temperatures the past few days (around 32-38 °C ...
2 votes
2 answers
926 views

What are the consequences of printing PLA at too high a temperature?

When printing with basic budget PLA, what are the consequences of having it slightly over temperature. For example 5-10 deg above the recommended temperature for the brand, or significantly over ...
0 votes
0 answers
18 views

Advice with material selection for compression applications

I am creating a punch and a base for an arbor press and because of the specific size need, I want to 3D print them. The most pressure that an area of the base and punch should endure is something ...
3 votes
2 answers
2k views

Creating 3D printed individual LED diffuse covers

What kind of 3D printer (filament vs resin) and what kind of filament is recommended for individual LED diffusing? The issue is that I am using a WS2812B-2020 LEDs (2mm x 2mm) so the size of my prints ...
-3 votes
1 answer
92 views

Best materials for printing mountains

Can you suggest me some good material choices for printing some mountains models for educational and fun purposes? My goal is to mantain the best accuracy without spending too much, I have many models ...
0 votes
0 answers
166 views

Adjust shape dimension in UGS G-code software

I am quite new to CNC. May I ask how to reduce the length per pixel for the entire triangle? I want the template length, height, and every dimension to be reduced by 10 times, which means the height ...
1 vote
2 answers
73 views

Fail to upload G-code with UGS Plotter Software

Referring to a circle shape G-code online generator for my 2D printer at here, in which I created a 100 mm circle. I downloaded the G-code from the website and try to open it with UGS plotter but it ...
2 votes
1 answer
273 views

How much weaker does PETG become when it absorbs as much moisture as it can hold?

How much weaker does a PETG part become when it absorbs as much moisture as it can hold?
0 votes
0 answers
42 views

Green residues are present on all my prints, and the adhesion is pretty bad

It has been three weeks since I first tried to solve this problem. Here's the video. I cleaned the hotend yesterday, as it was fully clogged and full of plastic. My heatsink seems to be attached good. ...
3 votes
2 answers
495 views

Material to use inside ultrasonic cleaner

I am trying to create a couple of holders for my ultrasonic cleaners. They are supposed to be used for parts that don't fit in the holder that came with the cleaners. I was wondering what material is ...
10 votes
3 answers
525 views

Printing with colorfabb XT fails after several successful layers

I'm printing parts for a HEVO (HyperCube Evolution CoreXY), using Colorfabb XT filament. After several successful prints. I'm having a lot of failed prints. They start off pretty well but after ~15 ...
6 votes
1 answer
295 views

Editing a G-code file for different material

I had a model I had originally printed in PLA, and then lost the STL... but I still have the G-code. Now I want to print it in PET-G. Do I need to do anything other than update the numbers on the M104 ...
1 vote
2 answers
141 views

What is this behaviour called and how do I fix this?

I am printing Eryone 1.75 mm PET on my Kobra Max printer with 80°C bed and 230°C. I am experiencing this: Is this "over-extrusion" and "stringing"? And how do I avoid this?
4 votes
3 answers
4k views

Root cause fix for TPU overhang failures

Lately I've been having a lot of trouble with printing overhangs in TPU. The failures are very geometry/toolpath dependent, entirely reproducible in their location (same gcode gives same failures each ...
4 votes
3 answers
348 views

Which material can be used to print a drop protector?

I would like to print a custom version of something akin to this rugged case that was originally created using injection molding: The outside consists of a material that is a bit softer than the main ...
1 vote
1 answer
79 views

How is the Prusa typical orange surface created?

Photos exist where the orange controller of Prusa printers is shown. In most photos, it looks as if the surface is somewhat rough. Here is such a photo: It sparkles a bit, so I would assume that it's ...
2 votes
0 answers
303 views

Does Silk PLA really contains elastomers as additives?

I have heard many times that silk PLA is PLA with some unspecified elastomers in it, but without any reliable reference to confirm this statement. If it contains elastomers it should be more flexible ...
1 vote
2 answers
792 views

What filament to use for outdoor high humidity, temperature, and payload?

I wanted to build a 4-wheel ground robot vehicle with a payload of 25 kg for outdoor use, but I wanted to make the frame/chassis using a 3D printer. The outside temperature ranges between 30 °C-35 °C ...
2 votes
2 answers
120 views

Is there printable optical-grade resin?

Are there SLA printable resins that can be printed with optical clarity and whose index of refraction make them potentially useful for optical applications? I would assume the surface may need ...
3 votes
4 answers
617 views

Are there FDM epoxy/resin printers?

After seeing a question about FDM printing of temperature-resistant parts, high-temperature 2-part epoxy came to mind. Are there any (experimental or production) FDM extruders for laying viscous, fast-...
6 votes
7 answers
17k views

Is there a method for telling how much filament is left on a spool?

Other than unrolling it and measuring it, is there a method for telling how much filament is left on a spool, for example calculating a length bases on weight or number of turns left on the spook? Is ...
1 vote
0 answers
77 views

What happens if you try to print with UV resin that's well past it's use by date?

I've got a bottle of UV resin that got left at the back of draw and forgotten about. It's probably 6 months out of its advertized use by date. What is likely to happen if I try to print with it? It's ...
1 vote
2 answers
3k views

Are "matte PLA" filaments abrasive?

I picked up a roll of Overture matte black PLA, and the surface of both the filament and the printed object feel like paper. This made me wonder if it contains wood-based fibers like "wood PLA&...
1 vote
1 answer
65 views

Does 3D printed Alumide out gas after printing?

Does 3D printed Alumide outgas or is it inert? I.e. If I printed a box with it and stored paper in that box for 100 years would the paper become damaged by out gassing? I noticed that NASA has a list ...
1 vote
1 answer
46 views

What polymers are used in 3D printed Alumide?

Does anyone know what polymers are used in 3D printed Alumide? I know it has Al and nylon, but does it have anything else? NASA has a database of materials that out gas and I'd like to see if Alumide ...
1 vote
2 answers
1k views

What filament material is safe to use as in-wall housing (US)?

Which type of filament material(s) is safe to use as an in-wall box for regular, 120v wiring? For instance, an electrical outlet box. In case it matters, location is the state of Washington, USA.
4 votes
2 answers
2k views

Does the color of a filament effect its physical properties?

When choosing which filament to use for a particular print does the color of the filament have any impact on it's performance, or is it purely a cosmetic choice? For example, are there any side-by-...
1 vote
2 answers
221 views

Copper-infused PLA for spur gears

I am currently printing PLA infused with 80% copper powder. So far I mainly used it because it looks and feels really nice and post-processing is almost limitless, however recently I have thought that ...
5 votes
2 answers
465 views

Can I use a metal filament on M3D Micro (or Pro)?

Can I use a metal filament such as Copper, Zinc Alloy, Silver filaments on M3D Micro? The Pro hasn't come out yet but I assume it would if the Micro can since the Pro is suppose to be the improvement ...
12 votes
1 answer
991 views

How does this Martian habitat 3D printer built for NASA work?

The ArchDaily article AI SpaceFactory Wins NASA's 3D-Printed Mars Habitat Challenge shows a working 3D printing apparatus using an unusual material containing basalt fiber extracted from Marian ...
4 votes
2 answers
3k views

What is the reinforcement for 3D printing concrete cement?

When houses are printed with concrete cement what replaces the steel rebar for reinforcement? Here's a link referencing printing concrete: https://www.aniwaa.com/house-3d-printer-construction/ House ...
5 votes
2 answers
781 views

PLA filament becomes brittle inside PTFE tube

I know that it's said the PLA becomes brittle when kept in a humid environment, but my case is slightly weirder: I have rolls of 1.75 mm PLA that I bought years ago and they are fine. But if I leave ...
2 votes
2 answers
69 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 ...
7 votes
5 answers
2k views

Improving durability of a printed propeller

I am currently working through various different iterations ofccreating a propeller for a model ICE (nitro engine). So far I have managed to disintegrate each of them eventually. I have been ...
2 votes
1 answer
92 views

Proper material for a drilling master plate

I've developed a master plate for my hobby woodwork (approx. 40x40x40 mm, see the figure). Its goal is to allow a straight angle while drilling 40 mm parallel bars. Four vertical holes are used to fix ...
6 votes
2 answers
6k views

Why does PETG require slower speed?

PLA has a heat capacity of 1.8-2.1 J/g-K, while PETG 1.1-1.3 J/g-K. This means that each gram of PLA needs more energy to heat up. I assume no "melting latent energy", since we talk about ...
2 votes
2 answers
86 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 ...
1 vote
1 answer
366 views

PC-ABS poor layer adhesion

I recently started printing Polymaker's PC-ABS blend on my modified Ender 3 v2. The print quality is good but the layer adhesion is pretty bad. The layers aren't delaminating while printing but I can ...
1 vote
1 answer
64 views

3D printing ESD safe/high temp parts

I am trying to develop a process to print fixtures/jigs that can withstand a convection oven temperature of 165 °C. The tricky thing is that these parts have to be considered ESD safe (surface ...
2 votes
2 answers
1k views

Printing material for methanol tank

I am trying to print a tank to be used with my RC engine. The material that I have to use needs to have the following properties: It needs to be possible to seal the final print so that it is not ...
1 vote
2 answers
102 views

Is there any commercial supplier of 3D printed parts made from acrylic (PMMA)?

I was surprised to learn that, AFAICT, neither Protolabs, Xometry, or Shapeways* can supply 3D printed parts from acrylic. Is anyone aware of a commercial source of 3D printed parts made from acrylic ...
10 votes
3 answers
40k views

PETG layer adhesion

I've been playing around with PETG for the first time, and everything seemingly worked right just from the start - clean prints, no stringing, no bed adhesion problems, no warping or dimensional ...