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1500 questions
6
votes
6 answers
Commercially available 3D printer fume and UFP extractor
Is there a commercially available fume and nano particle extractor for a 3D printer, like the Ultimaker3 extended? I'm looking for a safe solution, to use at home, for around $800.
3dp_pro
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6
votes
4 answers
Cura 2.4 missing "split object into parts"
I have an stl with multiple parts that I want to split up. Cura 15 had an option to "split object into parts" but I can't find that in cura 2.4. Did it get removed?
uwe
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6
votes
4 answers
Can 3D printers print details in the 1/10 of the micrometer for metals?
I'm starting to get familiar with 3D printers. I wish to know if printing details the size of 10-7 m (3.9*10-6 in) is possible these days with metals or any other material.
If anyone has information or articles as leads, I would really appreciate…
majededdine
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6
votes
2 answers
Infill pattern comparison
I'm relatively new to 3d printing, and wanted to get a few things understood.
Firstly, I am unclear on how Hexagonal infill is stronger than, say, diamond pattern.
Can anyone explain how the different shape causes the structure to be stronger? I…
ItamarG3
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6
votes
3 answers
How does a layman get a 3D printed replacement part?
A plastic gear of an older DVD player broke. I always read about being 3D printing a "repair revolution". So I looked for a template to give to some printing service, but I found none (and nothing close to it).
Could you please explain me, what…
lejonet
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6
votes
2 answers
White PLA prints frequently have rough sidewalls near top of the print
This has happened a few times whenever I print with the white PLA (Hatchbox 1.75 mm). It seems that the print job produces smooth sidewalls for most of the part but at a certain point and above, the walls become rough as if the alignment is off or…
Ryan Neph
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6
votes
2 answers
Is Tetrahydrofuran viable for dissolving PLA and sticking PLA objects together?
According to Wikipedia, Tetrahydrofuran dissolves PLA. It also apparently dissolves PET.
THF is considered a relatively nontoxic solvent, with the median lethal dose (LD50) comparable to that for acetone.
Wikipedia further states that it's not…
Tomáš Zato
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6
votes
2 answers
Where to find Z coordinate in G-code for Delta printer
I´m currently writing my own firmware for a custom Delta printer. Therefore I also need to read G-code from programs like Slic3r. Even with a small example like a cube, I´m struggling to find out where the Z-coordinate is hidden in the code. Here is…
JohnDizzle
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6
votes
2 answers
How important is the dimensional accuracy of filament relative to the detail of a print?
In this answer user Barafu says,
Yet I manage to keep my tolerances +- 0.05 mm which is enough for everything but miniature printing.
I have asked for clarification on that answer regarding what is meant by "miniature printing" but in the…
LegendaryDude
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6
votes
2 answers
Why are my prints so defective?
I received a Monoprice Maker Select v2 (I3 V2 clone) from my wife for Christmas. The sample .gcode files that came with the printer generally print great with no noticeable defects.
However, when I try to print miniatures for use with table-top…
LegendaryDude
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6
votes
1 answer
No Z hop in Dual extruder, print getting disturbed at retraction point
I'm using a Lulzbot KITTAZ with V2 Dual extruder(0.5mm). When I'm printing anything, the front left side of the print is getting disturbed because whenever the tool head switches the action between the extruders, they stop at the front left point of…
Veda
- 461
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6
votes
1 answer
What are some conductive filaments that can be used in printing electronics?
I'm very new to 3D printing, and I am very interested in printing electronics. I want to be able to print out circuits, so I've been trying to find a conductive filament. What sorts of conductive filaments are available to the consumer (me) and are…
Sigismund
- 71
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6
votes
2 answers
How drastic is reversing the polarity of the power supply to a RAMPS board?
If I accidentally reverse the polarity of my power supply to the RAMPS board, what exactly will be damaged?
Will it harm my:
RAMPS;
Arduino Mega;
Stepper motor and/or drivers, or;
Any other electronic part(s)?
Will all or some of them be…
Mehmet Aydın
- 151
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6
votes
2 answers
How can I print gears using very high resolution material like nylon
I'm trying to gear down a servo even further. I notice that the majority of the gears are made of nylon, and I want to create new gears that come close to the resolution and strength of the existing gears. I have a Replicator 2, but the resolution…
user379468
- 161
- 2
6
votes
1 answer
Calculating extruder motor steps for 1 mm
I would like to calculate the amount of steps to turn the motor to have 1 mm of the filament.
I did the following (using approximate values):
The gear on the outside of the teeth as a diameter of 11mm.
Therefore the circumference is 34.56mm. Divided…
Silberling
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