3D Printing Stack Exchange
3D Printing Stack Exchange

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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 plastics. The density is about the same. Still, printing…
FarO
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How to transport a 3D printer? Dismount needed?

I need to transport my FDM 3D Printer because I am moving. What are the precautions that one should take? Should I dismount the motors and axes? I would definitively unplug the electronics as far as reasonable and fix the motors to the frame so they…
kamuro
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HDPE as the body of a 3-D Printer?

I've been working on my own DIY 3-D printer recently, and I've been trying to experiment a little with different materials for the body. Someone suggested using HDPE (high-density polyethylene), since it works well on a CNC machine, which would make…
ArkCaptainNoah
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Slic3r under extrusion

For last two weeks I have been struggling with flow rate adjustments. I'm using an UM2, colorFabb XT 1.75mm and Slic3r. Before printing a test cube I made flow rate adjustments using the "Perimeter test" (printed a hallow cube with 1 layer thin…
Anton Osadchy
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How to remove a PLA print stuck to a BuildTak sheet

BuildTak is great because the printed plastic really sticks to it, it pretty much solved all the problems I had with prints detaching from the buildplate during printing. However, it does sometimes cause the opposite problem of prints sticking too…
Nir
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Ender 3 Extruder First Layer Perfect But Then Starts Clicking Afterwards

All of a sudden I seem to be having a lot of issues with under extruding on my Ender 3. The bottom layer (of height 0.1 mm) prints perfectly fine. This is done at 15 mm/s speed. However, The moment the print moves to layer 2 and above (at the…
Ankit
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Part cooling fan on when printing TPU?

I could have sworn I read somewhere that when printing with TPU to make sure the part cooling fan is blowing. But I just did a quick Googling and couldn't find anything stating such on Matter Hackers or All3dp. I currently don't have a part cooling…
Lux Claridge
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Slicer for 32 Bit Operating systems?

I currently only have access to an old, 32 bit OS and need to slice a couple things. While there are a lot of slicers around, most popular ones, for example Ultimaker Cura 4, need to run on a 64 bit operation system. What somewhat recent (late 2018,…
Trish
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Weird temperature graph and thermal runaway protection triggered

I woke up this morning with my 20 hour long print failed around 15 hour in. I checked the octoprint console, and saw a very weird temperature graph. Later found out thermal runaway protection kicked in, and I thanked the gods for having decided to…
Guido Belluomo
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Random lines are being printed?

I recently got a Creality Ender-3, and tried printing a few things for some tests. I’ve printed a cube and just printed a cylindrical tube today, and I notice each time, it adds this random line on the left and a sort of outline around the actual…
Geovenox
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What determines print start location on the build plate?

I'm working with an older MakerBot Replicator clone, actually a Flashforge Creator 1, with original Creator firmware. I'm able to design objects, using Solidworks, and exporting the file as xxx.stl (ascii) Then I use Slic3r to generate tool paths…
zipzit
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How does slipping Bowden tube affect retraction or does it at all?

I have an Ender 3 Pro with upgraded Bowden capricorn tube. The tube will move approximately 1-2 mm during normal operation, though it will not come out of the coupler at all. I have read that the movement if unchanging (constant movement of 1-2 mm)…
Johnny
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How do I find the best settings for a resin?

I have an Epax X1, I have just purchased the 2nd and 3rd bottle of resin, but I don't know what are the best settings. What is the best way to find the best settings for a new resin? Is it possible to print a calibration object that starts with some…
stenci
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PLA printings always ~0.22% larger

I was trying to print parts for a small CD-ROM drive based plotter based on this thing https://www.thingiverse.com/thing:3521286 But as tolerances are very small and need to match the existing parts, I realized that my printed parts are actually a…
rccursach
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Bumpy first layer with PETG

When I print with PLA, I get a perfect first layer. However, when I print with PETG, the first layer looks like this: I've read all the info that suggests reducing the temp, speed, and increasing retraction... I've done all that which has improved…
BG100
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