Questions tagged [pla]
Polylactic Acid, also known as PLA, is a common biodegradable thermoplastic polymer.
331
questions
0
votes
1
answer
32
views
Does PLA lose mechanical properties when recycled, and if so, how often can it be recycled?
In addition to the question Does rPLA stand for Recycled PLA, or is it a different type of material?.
Does PLA lose mechanical properties when it is being recycled into rPLA? If so, how often can it ...
- 524
1
vote
1
answer
46
views
Does rPLA stand for Recycled PLA, or is it a different type of material?
I see mixed terms such as 'rPLA, Recycled PLA, Recycled rPLA' used by different filament producers without a clear explanation or a standard definition.
Does it all mean Recycled PLA, or is rPLA a ...
- 524
0
votes
0
answers
45
views
How is it possible for (PHA) prints to warp on an unheated bed?
I'm experimenting with a new filament, 100 % polyhydroxyalkanoates (PHA). However, per the manufacturer's instructions, I'm printing with a 200 °C nozzle on a cold, unheated carborundum glass bed ...
- 524
1
vote
0
answers
84
views
Is the term 'biodegradable' in the context of PLA misleading or misunderstood when industrial conditions are required to achieve it?
According to the Oxford Dictionary (Google), the definition of biodegradability is as follows:
(of a substance or object) capable of being decomposed by bacteria or other living organisms and thereby ...
- 524
0
votes
0
answers
26
views
What conditions need to be met precisely to achieve PLA biodegradation?
In addition to the answer at Can I really throw failed PLA prints on compost? and anything else I've read about PLA biodegradability, what exact conditions are needed to achieve this?
I mean, oxygen ...
- 524
1
vote
1
answer
46
views
How can I get PLA to stick to my printer bed?
I'm printing a model, sliced in Cura, on a Monoprice Mini Delta v2.
The model is long, about the width of the print bed. When I print it, the extruder drags the filament (which should stay in place) ...
- 13
1
vote
1
answer
45
views
Any good way to recycle filament? [duplicate]
With a good amount of failed prints, I now have a bunch of filament that is... trash.
Is there a good way to recycle it, or any services that you send them your lost filament to then melt it back into ...
- 111
0
votes
0
answers
27
views
Is there a filament that exhibits less deformation than PETG (when subjected to stress for a particular application)?
I've printed a "clamp" in PETG which locks a power switch down (the "On" position). After a few days, the print is not working anymore. So I was wondering if PLA (or any filament) ...
-1
votes
2
answers
55
views
Ender 3 printing fails with several Cura profiles
I have just purchased the Creality Ender 3 Printer and tried to print the model that comes with it on the SD card and the print was completed successfully with amazing quality details. So far, so good....
- 99
0
votes
1
answer
42
views
Bad print quality, Temperature Fluctuates about +/- 8 degrees
I've been having tremendously bad print quality lately and have been doing everything I can think of to fix it, none of it is helping. I tried printing a Temp Tower for the first time and since I was ...
- 407
0
votes
0
answers
32
views
First layer issue with new filament
My settings were fine but after switching to a new brand of PLA I seem to be getting issues with the first layer.
My previous filament had a print temp between 200 °C and 230 °C. My current settings ...
0
votes
1
answer
29
views
How to improve quality of edge over support
I am having trouble with my print here, specifically with the part laying on the green support:
It seems the edge running on the supports does not stick to it and it wants to curl upwards :
I have ...
- 103
2
votes
2
answers
741
views
What materials can I use to fill gaps in PLA?
Relatively new to 3D printing but have learnt a lot, I just need some help on the finishing process. I currently have some print-in-place PLA figures I need to sand down and some have holes I need to ...
- 31
0
votes
0
answers
14
views
3D Printer not printing
I’m new to the printing scene and got a ender 3 neo max and printed a couple of prints no problem, then filament just stops dispersing. so I figured I had a clog, tried to shove something up the ...
- 1
1
vote
1
answer
64
views
How do I remove clogged filament around a nozzle
Problem: The first layer on the bed was printed fine, but it seems the filament got stuck or something and wouldn't stick to the bed, but instead to the nozzle. Note, it also got behind the blue ...
- 13
2
votes
1
answer
146
views
Why are flat sections printing rough?
This is not a duplicate of Ender 3 first print some area is smooth but some is rough? -- that question has vertical, curved surfaces that are rough. My vertical, curved surfaces are fine; it is ...
- 121
2
votes
1
answer
53
views
Can water or liquid nitrogen mist cooling be used in part cooling?
From what I know, the speed (X, Y) of the nozzle always be slowed down to 10 mm/s-100 mm/s when printing bridge or overhang structure because of insufficient cooling. The printing speed is less than 1/...
2
votes
1
answer
136
views
How do I fix deformities when printing on my Ender 3 V2?
Being a newbie in 3D printing, I have some trouble with my prints. After removing wiggle room from the X axis and the bed, there are deformities even on simple prints. The first layer turns out okay-...
- 61
0
votes
1
answer
129
views
Gaps in infill only - walls are perfect
I'm printing for the first times on my new Sovol SV04, using their PLA @ 210 °C (after printing a temp tower).
The walls and top layers are almost perfect, but the infill has a lot of gaps between ...
- 377
1
vote
1
answer
103
views
How to improve flat, large areas over supports
I have a similar issue like this one. I'm using Cura 5.3.1, a Dremel 3D45 and PLA+ by eSun. The printings are almost perfect and repeatable. The only issue is about flat and large areas over supports.
...
- 377
1
vote
0
answers
81
views
Consistently inconsistent/blobby first layer
Info:
Printer - Creality Ender 3 V2 (slightly modified)
replaced original hotend with another standard hotend (same model)
PEI coated magnetic bed (printing on rough side.)
CRTouch ABL
Filament - ...
- 11
3
votes
2
answers
280
views
Drying filament with heated bed on Prusa - how to "bypass" safety timer?
On my Prusa MK3, I'm trying to make a G-code that only heats up the print bed and moves the Z-axis up and down a little bit every 20 mins to prevent the safety timer going off. This is what I have ...
- 71
2
votes
1
answer
71
views
Help to find out all the failures in first IDEX test
I've just got a brand new Sovol SV04 IDEX printer.
After struggling for days on bed levelling, I came out with an almost decent alignment.
So I printed the well-known boat to test a dual print.
Here ...
- 377
0
votes
1
answer
69
views
Underextrusion Cause
Printer: Ender 3 with a metal extruder - PLA
After a long break from printing anything, I started printing again, but the results had obvious underextrusion issues:
But after I tweaked temp, flow, and ...
- 103
0
votes
1
answer
838
views
PLA temperature tower failed
I'm using the eSun Silk PLA and I printed a temperature tower to find out the best settings. For print speed, the default speed of 50 mm/s and 25 mm/s for walls and surfaces are used.
The problem is ...
- 377
1
vote
1
answer
43
views
What are these effects caused by? And can I get rid of them?
I am using a Cobra Max to print PLA. I am trying to print a computer / tablet case.
There are some "defects" in it which look like the print head dragged something.
I have used a ...
- 531
2
votes
0
answers
113
views
Filament Problem: Benchy example
What could be going wrong here? I have never seen this sort of printing problem before or I am just not recognizing it.
It most definately is coming from the filament because I have tried switching ...
0
votes
1
answer
132
views
Targetting low thermal conducitivity with PLA
I'm working on a (currently only conceptual) design for a Peltier-cooled sample holder, and the cold side will need some insulation. It's likely to be a rather complex shape, so 3D printing it looks ...
- 101
6
votes
1
answer
293
views
Failed filament dryer deformed my filament. Is it salvageable?
I bought a very famed filament dryer (won't mention the brand) which turned bad on me as I got a failed one; it got exceedingly hot (uneven 60-68 °C) and deformed an almost full PLA spool.
Aside from ...
- 73
5
votes
1
answer
102
views
Same parameters lead to very different results
This summer I bought a white PLA+ filament from Sunlu.
After some trials, I found these settings in Ultimaker Cura for my Dremel 3D45:
The layer thickness is 0.2 mm.
The objects were printed almost ...
- 377
1
vote
0
answers
289
views
Ender 3 Pro extruder skipping and knocking, tried multiple things
I recently purchased some MatterHackers Quantum PLA and began printing on my Ender 3 Pro. I successfully printed three times with no problem, on the fourth print about 2 hours in, the extruder started ...
- 11
2
votes
2
answers
69
views
Stronger connection (thicker point) between two lines
I've just bought my first 3D printer, and I've started playing with it. But apparently, I have the problem that the raft won't stick. I mean, it sticks, for iteration (layer) or two, and after that it ...
- 141
5
votes
5
answers
8k
views
How / where do I hide the seam?
Printer: Kobra Max
Nozzle: 0.4 mm
Material: PLA
Slicer :Cura
I have printed 1 model 3 times with different settings (different temperatures and different bed temperatures).
Try 1: 190 °C / 50 °C
Try ...
- 531
7
votes
2
answers
1k
views
A vertical scar on the print surface, what is the name of this problem?
Printer: Kobra Max
Nozzle: 0.4 mm
Material: PLA
Slicer :Cura
I have printed 1 model 3 times with different settings (different temperatures and different bed temperatures).
Try 1: 190 °C / 50 °C
Try ...
- 531
1
vote
1
answer
1k
views
eSun Silk Rainbow PLA leads to nozzle clogging
I use eSUN (Silk) PLA filament daily and I've never had an issue. I use the parameters suggested by the manufacturer:
nozzle temperature: 210 °C
bed temperature: 60 °C (with purple glue)
The ...
- 377
0
votes
2
answers
55
views
Make a joint to keep together rings of PLA
I have a PLA 3D-printed object made of several rings with a diameter of 150 mm and a thickness of 6 mm. The height of each ring is about 30-35 mm but it does not matter so much.
I'm looking for a way ...
- 377
1
vote
1
answer
774
views
Why raft is printed much better than the actual first layer?
I'm facing a weird problem I cannot understand why it happens.
Most of my objects have a large planar base so I don't have any adhesion issue.
I'm using a PLA Silk gold filament from eSun (filament ...
- 377
1
vote
2
answers
210
views
How to Print Food Safe With Replicator + and Z18? Three specific questions
I am working with a bunch of Makerbot Replicator+ printers and one Z18 in a classroom. I would like my students to be able to print cups and stuff to drink from if they want. I know I need a food-safe ...
- 141
2
votes
0
answers
236
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 ...
- 227
0
votes
1
answer
116
views
Layer separation before Z seam on VoxeLab Aquila
I purchased new PLA, and from the first print, the wall layers will have little gaps in them but only "just before" (depending on the size this can be half an inch to a couple of inches) the ...
2
votes
2
answers
3k
views
Are there any major safety risks of PLA plastic?
Are there any safety risks inherent to PLA plastics used for 3D printing?
The material safety data sheet of some PLA plastics indicates low risks at a toxicological level, but I'd like to make sure ...
- 123
0
votes
0
answers
190
views
Quantum PLA stops extruding, other PLA works fine
I recently tried to use Matterhackers Quantum filament and I've run into some issues and curious if anyone else has. I have a CR6-SE with community firmware, a regular Bowden tube with upgraded ...
2
votes
1
answer
1k
views
My printer clogs after Printing TPU! How can I fix it back up?
After printing some parts in TPU, I encountered continuous clogging after returning to PLA. Not right out of the bat, but after about an hour or such, all prints I started since the swap back clog ...
- 21.3k
1
vote
2
answers
2k
views
Is there a way to make my 3D prints airtight?
I printed a G1/8 thread in PLA where I can connect a compressor to have a small pressure container. Even though all measurements are correct and it screws in fine, it still leaks air.
Is there a way ...
- 149
0
votes
3
answers
201
views
Filament not being extruded
I'm pretty new to 3D printing, got my printer about 5 days ago and spent most of my time with it.
First off, it is an Ender 3 Pro with everything stock, haven't made any upgrades except I run it with ...
- 111
1
vote
1
answer
676
views
When printing multiple objects at once, or traveling over gaps in prints, I get a lot of stringing. How can I help this?
I have a Creality Ender 3 V2. I do a fairly good amount of printing with it, using only PLA.I have notice when I am printing between gaps or doing multiple objects at once, I get a lot of stringing. ...
- 21
0
votes
1
answer
163
views
Every time I print with my Ender 3 V2, I get a bubbly ring around the bottom. How can I fix this? [duplicate]
I have a Creality Ender 3 V2. I have done quite a few prints with it using only PLA. When the prints are done, there is always a bubbly looking ring around the bottom of them. I have tried using rafts,...
- 21
1
vote
4
answers
3k
views
When I print with a raft on my 3D printer, the raft will not peel off. What settings can I change to fix this?
I recently bought a Creality Ender 3 V2. I have heard that it is best to use a raft when printing. I have tried to use a raft a few different times using PLA, with different settings each time. When I ...
- 21
2
votes
1
answer
3k
views
Printer stops printing at the same spot for every model
The 3D printer I'm using (Creality Ender 3 v2) stops printing at approximately the same height and no matter which model I try to print. When it stops, it does not go to park position or auto home, it ...
2
votes
1
answer
745
views
PLA Globbing up on the Extruder Nozzle
My Ender 3 was printing great. However, I'm now getting all sorts of globbing up on the Extruder nozzle. This is causing the prints to fail, and if I come back after a print I'm often getting 1/3 of ...
- 155