Eric Johnson
  • Member for 6 years
  • Last seen more than a week ago
  • USA
What are main differences between rafts, skirts and brims?
Accepted answer
45 votes

Rafts: Rafts are a few layers of plastic a placed on the printing surface before the object is printed. If non water dissoluble filament is used, a bit of an air gap will be placed between the raft ...

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When should I use a raft, when should I use a brim?
Accepted answer
11 votes

A raft will allow for better adhesion for the whole print as the raft attaches to the printing surface and the print attaches to the raft. Rafts go all the way under the print and consist of multiple ...

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How can I best clean the print bed after a print?
10 votes

If you are printing with ABS (or PLA), acetone will dissolve it. Simply pour some on the bed and wipe it off (beware, acetone can damage beds that have a coating or a plastic sheet over them, be sure ...

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Show generated support structures in Cura
Accepted answer
8 votes

Select the View Modes Button in the upper right hand corner, and select Layers.

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How should I clean my extruder when changing materials?
8 votes

In most cases, removing the old filament from the printer, inserting the new filament in, and running the new filament through the printer for a short period of time will clean the nozzle. The skirt ...

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How to easily get rid of rafts and support structures?
5 votes

Increasing the distance between the support/raft and the print should allow for easier removal. Some slicers (such as Slic3r) have settings for 0.0 mm spacing for water dissoluble supports, and 0.2 ...

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Gnarly filament: just one of those things, or grounds for complaint?
Accepted answer
4 votes

Filament should come off of the roll without overlapping itself. That being said depending on what you paid for it would determine if you should complain. Normally you get what you pay for. If you ...

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How to use a multimeter to test how many amps RAMPS is pulling?
3 votes

The easiest method is to use a Clamp On amp meter on either the hot or neutral of your power supply. In most cases clamp on meters only work with AC xor DC power so you would only be able to get ...

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Pros to UV printing
Accepted answer
2 votes

When using a DLP 3D printer, a projector (or other UV light source) is shining on a layer of resin. As the light source shines on a whole layer at a time, it is able to print at a rather constant ...

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What are the appropriate ranges of gear ratios for 1.75 mm and 3 mm filament extruders?
2 votes

$ \frac{(2.85\ mm)^2}{(1.75\ mm)^2}=2.65$ which is the reduction you would want assuming a 1.75 is direct drive. In this answer I am comparing the amount of filament flowing though the extruder by ...

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Safely Hooking a Switch up to an OEM Power Supply?
2 votes

The power supply that you posted is 12v 360w. This means that (in the USA with 120v power), it will draw 3 amps at 120v. Your switch is rated for 10A at 250V so it works. The switch should be ...

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How do I calculate the cost of a 3D print once it's done?
2 votes

There are many factors that make up the cost of a print. Filament base cost-calculate the cost per gram * number of grams used Power used by the printer-power cost * time Setup time for the printer-...

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Why do the corners of my ABS object lift off the bed?
2 votes

I would recommend using a raft on your print. A raft is a few layers that are printed on the bed before your print starts. The larger you make the raft the stronger the center of it will be. The ...

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What is the best way to connect 3D printed parts?
2 votes

After doing the processes that hroncok described, the edges of the print can be finished with a 3D printing pen. The pen extrudes filament as a regular print head does, but is hand held. The ...

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How do I create a STL file from a 2 dimensional grid of data
1 votes

I was able to solve this using the openSCAD using the surface command. From the openSCAD documentation: //surface.scad surface(file = "surface.dat", center = true, convexity = 5); %translate([0, ...

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My heated glass print bed keeps chipping and cracking. How can I prevent this?
1 votes

You can try using a raft with a bottom that is not 100% solid. Something with lines or crossing lines will lessen the contact area with the bed making it easier to remove. Note: reducing the ...

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Is this model feasible to print?
0 votes

The simplest and cheapest method to have this object printed would be to have individual STL files for each part and give these to the print shop with the color of each piece. Printing as a single ...

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