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24 votes
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Can aged PLA be refurbished?

The easiest way to freshen up filament is hot air, although there are other options. There is an optimal melt processing moisture level for every plastic, typically in the range of 0.1-0.2% water ...
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  • 6,446
7 votes
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Monoprice Select Mini - Detached Filament Feeder fitting

Solution - there is a set-screw and a square nut in that T-slot which holds the feeder fitting in place on the heat sink. One may well think (as I did) that the fitting is threaded into the heatsink,...
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  • 301
6 votes
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How to clean up my build plate for a new build surface?

In my experience, we deal with 3M™ Adhesive Transfer Tape 468MP; high-temperature glue residue. To remove the leftover glue from my Aluminium build plate I found that it works best if I apply paint ...
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  • 30.4k
6 votes

Can a heatbed PCB (Prusa Mk2) be straightened out?

Electrical engineer here. There is nothing odd about putting a PCB in an oven. Any surface mount PCB is assembled using a reflow oven which heats all the components, as well as the PCB itself, ...
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5 votes

Can aged PLA be refurbished?

Storing PLAs in plastic zip locks along with Silica Gel helps with extraction of water from PLAs. If you don't have silica gel, grains of rice can be other work around for serving the purpose.
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5 votes

What is this called and where can I buy a replacement?

This is the throat block for direct drive extrusion, Anet8 is a cheap clone of Prusa printers, so it's easy to find parts for Anet printers. This is one extruder kit that may help your needs, 1 ...
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4 votes
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Anet A6 ERR MAXTEMP BED error

I'm posting the answer here hoping that will help anyone that encounters a similar issue. A post on another site indicated that these boards are known to be problematic. After some digging, I came up ...
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  • 133
4 votes

How to clean up my build plate for a new build surface?

Cleaning up the aluminium build platform was rather easy in a three step process as I figured out: Preparation Get the old bed-surface off and any film layers that stick to the original glue. Don't ...
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  • 19.2k
3 votes

What is this called and where can I buy a replacement?

This is part of filament drive. Anets do not sell it separately, only as a part of extruder assembly, but other manufacturers may make incompatible parts: of different size (not fitting into bracket), ...
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3 votes

Is 3D printing suitable for repairing a refrigerator shelf glide rail?

Can 3D printing be used for this task to make the repair any easier or more successful to complete than simply cutting a piece of plastic and (again, somehow) affixing it to the shelf? Yes. 3D ...
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  • 361
3 votes
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Can a heatbed PCB (Prusa Mk2) be straightened out?

Baking PCB in an oven is not a good idea, I would say. I know PCBs are resistive to the heat (especially heatbeds) but, still, it sounds odd. But the real question is how baking would help. Let's ...
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  • 3,438
2 votes

How can I test that my stepper motors for functionality and compliance?

For the AliExpress part, open a dispute and attach pictures to the dispute and ask for a partial, reasonable discount. It always worked for me. As for how to test the motors themselves, it depends on ...
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2 votes

Laptop keycaps for Asus UX31A

This is more off-topic as an answer, but serves as a possible solution. Replacementlaptopkeys.com is a resource that appears to have keycaps for the model you've noted. https://www....
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  • 9,792
2 votes
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3D Builder: position shifted after auto repair

STL models as exported by software often include their origin in the origin of the design software. However, when using software to fix modeling errors, those origins are not always retained and thus ...
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  • 19.2k
1 vote

3D Builder: position shifted after auto repair

It has moved it to the ground as close as it could. This is generally best for 3d printing seperate objects. If you need them together you can reposition them, or combine them. Alternatively change ...
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  • 621
1 vote

Laptop keycaps for Asus UX31A

You're better off if you can get the key from Fred's link. I was impressed by the detail of a 3D-printed battery cover for electronic calipers, but I'm sure it took much work to get it right. Also, ...
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  • 2,002
1 vote

What kind of thermal paste do I need for a heatbed thermistor?

If you need it to hold the thermistor in place, there are thermally conductive electrically insulating potting compounds, such as Appli-Thane® 7300 Urethane that have a temperature range of -100 to ...
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  • 2,002
1 vote

Fixing temperature Issues on I3 Mega / Where to find spare part

The plastic looks ok. If you get the tools and pins to work on the connector, you could replace problem pins. Many of us build our own cables. If we verify the connector is Molex, you might need ...
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  • 2,002
1 vote

How can I test that my stepper motors for functionality and compliance?

I would be far more worried about damage to the wire insulation (i.e. are they nicked/cut at all or just scuffed up?) as that could potentially lead to a short circuit situation against your frame etc....
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  • 168
1 vote

Is 3D printing suitable for repairing a refrigerator shelf glide rail?

This is one of those tricky problems where the form of the repair and the materials that you need have to go hand in hand - you need a way to fix the new rail to the shelf and you need the repair to ...
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  • 121
1 vote

Can you fix a warped, removeable build surface backing?

If the backing of the build surface softens under heat, one might strap it into a contraption to heat, or just put it into an oven on a flat surface, baking it with some weight to flatten it fully. ...
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  • 19.2k
1 vote

Can you fix a warped, removeable build surface backing?

Yes. I rigged up the following setup with blue tape and clips and a pen for tensioning, used the nozzle (unheated) to hold the center down against the bed, and set the bed to 100 °C for about an hour. ...
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1 vote

Can aged PLA be refurbished?

Be aware that zip-lock bags may not be perfectly air-tight or probably humidity-tight - but much better than nothing. I have a food vacuum bagger, and have vacuum-sealed zipper type bags and placed ...
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1 vote
Accepted

Is B-REP a ready to print mesh

a) about Is B-REP a mesh that only represents a boundary [..] ? B-Rep contains more information, see here: There are two types of information in a B-rep: topological and geometric. ...
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1 vote

Can K-type thermocouple disconnects be used with thermocouple based 3D printers?

Not sure if this is the reason, or just A reason, but thermocouples create a pretty small voltage for a given temperature, whereas thermistors have a larger (easier to read) change in resistance. I ...
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  • 1,845
1 vote

Converting Injection Molded STLs to printable STLs

Although the foundation of your question is aimed at getting an opinion, I find nothing wrong with that, as long as answers are provided with an equal foundation based on facts. I'm a fan of ...
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  • 9,792
1 vote

Can a heatbed PCB (Prusa Mk2) be straightened out?

Since aluminium has a melting point at 600°C, you're unlikely to get it to a state where it flexes much by heating. I would doubt you even manage to aneal it (release the internal stresses). Your ...
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