3D Printing Stack Exchange
3D Printing Stack Exchange

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4 answers

ABS Filament safety concerns

I have the XYZPrinting da-Vinci-1.0 with ABS filament. I am concerned about ventilation. If this is used inside, what safety precautions are necessary, which are recommended, and/or which are optional?
MathFromScratch
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Any fix for PLA prints getting more brittle over time?

I've been printing small quantities from a PLA filament spool on a Craftbot printer for about two months now. Recently the printed objects have been coming out very brittle. Some structures that printed fine two months ago are now difficult to…
emackey
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Ender 3 X-axis layer shifting

I've been having a problem lately with some minor layer shifting with my Ender 3. It just started recently and I've made no changes to the printer since it was working fine. The layer shifting is always on the X-axis and it's not a large amount.…
Daknife
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How to connect filament end-to-end?

Is it possible to connect two pieces of 1.75 mm filament end to end, with no change in width? I am asking the question because I am interested in creating a multi-filament feeder to a single extruder, and I am curious about the process of changing…
J. Roibal - BlockchainEng
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How can I set the 1st layer after a raft in Slic3r to print at 1st layer speed

When you add a raft in Slic3r, the first layer of the raft prints at the first layer speed. After the raft is finished, the first layer of the print prints at the standard speed. How can I make the first layer of the actual print slow down to the…
Eric Johnson
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How often should I replace the glue layers on the bed?

I am printing on a non-heated bed right now, but the question also applies to heated building plates. How often should you replace the glue layers that's supposed to be applied before printing? Some say you can do up to a few prints, such as in…
Julian E.
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Running 12 V on a 24 V heater cartridge?

Would I damage anything running 12 V on a 24 V cartridge heater? I know it wont reach a max temperature 300 °C? I am using the E3D hotend set up.
Chris Manning
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What's so special about cleaning filament?

What is different about cleaning filament to make it effective? What is it made out of? How does it work?
Joel Coehoorn
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Marlin "Tune->Bed Z" vs "Tune->Babystep Z" vs Z Offset?

What is the difference between: Tune -> Bed Z Tune -> Babystep Z Control -> Motion -> Z Offset And when are you supposed to use "Bed Z"?
cds333
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How to theoretically calculate the maximum acceleration?

I would like to calculate the maximum safe acceleration for my printer using the following parameters as input: printhead weight torque at the desired speed steps/mm and steps/revolution microsteps Elasticity of frame and belts are ignored. The…
FarO
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Are there any services that offer 3D scanning?

So, have a plastic car part I want to duplicate because the driver side part is broken (I have the passenger side part) and It isn't sold anymore. It's a small piece that would be an excellent candidate for a 3D printed replacement. I know there are…
Sidney
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Removeable Glass Bed vs. Removeable Springsteel Beds

Removeable beds are starting to get more common in low-price consumer-grade printers. There are pretty much 3 types: Unheated beds Heated beds from steel held by magnets or clips Heated glass beds held by clips Unheated beds are the lowest class,…
Trish
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2 answers

Auto Bed-Leveling with Inductive Proximity Sensors and Magnets

I recently decided to upgrade to auto bed-leveling using an inductive proximity sensor and an aluminum build plate on my Prusa i3. I also wanted to try to secure the build plate using neodymium magnets at 4 points, with the magnets being secured…
Alex Sky
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When should I replace the nozzle on my printer?

I have what I assume to be a brass nozzle, and I only print in PLA. I am starting to have some issues with first layers and stringing. I'm wondering if I should replace the nozzle. What signs should I look for to know when to replace the nozzle?
linuxdan
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Export STL as ASCII or binary?

When go to export a model using Fusion 360 or Meshmixer, I see that there are two options. Could the final model be affected by the format chosen at the time of saving?
Pedro Miguel Pimienta Morales
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