3D Printing Stack Exchange
3D Printing Stack Exchange

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1500 questions
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Wanhao Duplicator i3 ABS settings

I am looking to others who have successfully printed in ABS using a Wanhao Duplicator i3. I have tried and get a lot of warping and delamination. I tried putting a large box over the printer which did help with the warping some but I am still…
B Hendricks
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Is it legal to make a fire weapon with a 3D printer?

Is there any regulation against a 3D printed weapon in the United States or Europe? Some time ago, I saw an article in Israel where they had one that was not detected by the x-ray and was fully functional!
jasilva
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How does Carbon3D's CLIP technology handle bridges and support material?

All of Carbon3D's marketing and demonstrations show their CLIP technology producing contiguous and bridge-free parts. Has anyone seen examples of their M1 printing something like a buckyball within a buckyball or a figurine or some other shape that…
PostEpoch
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Carbon fiber instead of smooth steel rods?

I have a long 8 mm smooth steel rod of about 55 cm long. This rods bend easily due to the length. If I replace them with 8mm solid carbon fiber rods, will the bending reduce? Will the bearings wear off the carbon fiber rod? I couldn't find too much…
Andres
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Are Makerbot Smart Extruder nozzles swappable?

I'm wondering if anyone has any experience with Makerbot smart extruders and knows whether or not the nozzle size can be changed. I'm trying to figure out if I can use different nozzle diameters (0.25mm, 0.5mm, 0.8mm, etc.). Makerbot doesn't sell…
Adam
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Teflon tubing in nozzle throat coming out?

I have a HE3D prusa XI3 printer with an MK8 extruder. While printing or testing, the extruder makes a clicking noise as if the filament isnt getting hot enough to extrude. I began my investigation and read about many reasons why this could be…
Dakota Miller
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Ultra high precision and accuracy printing

I work in a teaching hospital and we have a research project we're interested in pursuing. We'd like to 3D Print tubes we'd implant into rats to help with nerve regeneration. We're interested in the shape of the tubes right now, more so than what…
Joseph Crozier
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How does acetone "rejuvenate" PEI?

The Prusa3d knowledge base mentions that acetone will "rejuvenate" PEI in addition to cleaning oil and grease from the surface. About once a week, or when prints stop sticking, use ACETONE to clean the bed. It removes grease better than IPA or…
Mark Harrison
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Handling retraction when using a mixing extruder (2 in 1 out)

I have a Zonestar Z5FM2 running Marlin 1.1.8 with a mixing extruder. That is, 2 extruder stepper motors feeding a 2-in 1-out hotend (similar to the E3D cyclops). I'm slicing with Simplify3D and I have set up: T0 set to the first extruder; T1 set…
LMF5000
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Printing multiple prints stacked on top of each other

Suppose I want to to print several copies of a large, flat object, such as a hollow frame. If I make an STL file consisting of several copies floating just above each other then my 3D printer's software happily generates supports for the upper…
N. Virgo
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Does PLA block wifi signals?

I printed a raspberry pi case from PLA. This case. I fitted it to my raspberry pi and now the wifi keeps dropping out. When I take it out of the case there is no problem. The filament I am using is Black, 3D Hero 1.75mm. Has anyone experienced…
JackU
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Trouble printing small thin pole

3D-printing newbie here. I have a Geeetech's Prusa i3 mk2 B. I'm trying to print this: https://www.thingiverse.com/thing:1358311 That's a mold, with 2 external parts and a core. The exterior prints wonderful. But the core is too messy. Take a look…
Daniel Cantarin
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3 answers

Avoiding stringing with flexible filament

I have some flexible PLA filament (https://www.amazon.com/dp/B00VKSSA4E/, presumably a mix of PLA with some platicizer) that's supposed to be easy to print with settings similar to regular PLA. I've seen recommendations to disable retraction, and…
R.. GitHub STOP HELPING ICE
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Ender 3 severe under-extrusion

I've been using my Ender 3 for about four months now and it's been working wonderfully. The print quality is amazing and all the prints are very strong. Then about three weeks ago, my entire system crashed while Ultimaker Cura was open and it lost…
Tinkerman255
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Is this hot end salvageable?

Kicked off the second long print in a series (printing Lack enclosure components). First 10 hour print was flawless. Started this one, saw the first layer laid down well, went to bed. Woke up to this (you can see the successful prints in the…
kolosy
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