3D Printing Stack Exchange
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How can I calculate volumetric speed for Slic3r auto speed?

I have noticed that Slic3r offers a speed setting called "auto speed" meant to give a constant filament pressure at the extruder, which I believe could eliminate filament grinding issues at higher printing speeds. According to the tooltip in…
Tormod Haugene
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Tips for not burning out my Arduino Mega or catching something on fire when wiring a Prusa i3?

I'm reading about wiring up the electronic components to my Prusa i3 using an Arduino Mega 2650 and Ramps 1.4. I have step sticks, a heated bed, and a Switching Power Supply 12v Dc 30a 360w (more details on that later when I can add which ones to…
leeand00
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Methods for applying full color graphic decals to the surface of a 3d printed part?

I'm trying to find a way of applying graphics to my ABS printed parts. I need a robust method which can produce a decent amount of detail with true color and legible fine text . I also was hoping to avoid the use of stickers and opt for something…
Logic1
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Extruder is running backwards?

I have a (HIC) version of the Prusa i3. I have recently installed the E3D v6 hotend and titan extruder. After fixing some other issues, I noticed that there is no filament being extruded. In addition, the gear looked like it was going in the wrong…
Chris Manning
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What is a good way to estimate the impact on material strength different printing methods will have?

I'm going to 3D print a part that needs to meet certain strength requirements, due to its usages. I know how strong a particular plastic (eg. comrpessive/tensile/shear strength) is when dealt with in a solid chunk, but not when it is 3D printed.…
GiantCowFilms
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How to obtain high resolution prints in a shorter period of time?

When I've printed an object I've had to choose between high resolution and quick prints. What techniques or technologies can I use or deploy to speed up my high resolution prints?
Adam Davis
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How to prevent z-fighting in OpenSCAD?

Z-fighting is a 3D rendering artifact of coplanar surfaces (means, of triangles located in exactly the same plane and overlapping each other). It can happen in OpenSCAD's preview mode when doing a difference() or union() operation. In case of…
tanius
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What are the ideal print conditions for polypropylene?

I'm having a lot of trouble printing polypropylene right now, and I think it may have to do with the conditions. I'm using a very thin coat of ABS on the base plate (just as you would do when printing with ABS) in order to promote sticking. In this…
CuriouSir
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Why is my print displacing along the y-axis by 2-3 cm?

I am encountering a problem with this ID3 printer using ABS -- at some point during the print the print head displaces on the y-axis by 2-3 centimeters. I cannot pinpoint how or why it is doing this. It has displaced in the positive Y direction and…
CuriouSir
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Best way to deal with Resin Printers in your living space

I know I did something stupid. I just had to have a SLA 3d printer. The issue being I live in a one bedroom apartment. In the months of owning it I have made lots of amazing pieces, I also for the first time in my life have not only allergies, but…
StarWind0
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Stringing during travel on first layer with Ultimaker Cura

I'm using Ultimaker Cura 3.6.0 and I am getting some annoying "stringing" on the first layer. This isn't new to 3.6.0 as I have seen it on pretty much every version I have used. What appears to be happening is that as it is laying down the first…
Steve In CO
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How to fix bulging first layers of print?

The bottom 1-6 layers of my prints always bulge, like an enlarged elephant foot effect. I've tried all the fixes for elephants foot to no avail. I'm using: XYZPrinting DaVinci Jr 1.0 Pro with their own brand filament (1.75 mm), nozzle: 0.4 mm, tried…
Nathan Headley
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Cons to UV printing

I've been curious about the various UV/Laser printers in (or coming into) market that use liquid resin. I've seen the samples of the Pegasus Touch, Form1, and the Carbon3D as examples. I like the specifications of the quality that machines can put…
tbm0115
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Extruder doesn't retract on inner wall lines thereby causing stringing

I am trying to stop the stringing that occurs on one of my prints, I have set it so that it retracts the filament which does stop it during the extrusion of the outer wall layer, however when it comes to print the inner lines of the section it does…
Liam
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How to set the Z home offset

I have what I thought would be a simple question. I don't have an auto leveling probe, I do my leveling manually with 4 screws and a piece of paper (I measured the thickness to 0.1 mm). For the longest time I would have trouble with the first layer,…
Matthew Goulart
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