Questions tagged [molds]

Use this tag for questions about the process of making a hollowed-out product for the production of other products by filling that void with a pliable material or a liquid that sets in time.

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2
votes
1answer
139 views

Use SLA 3D printing to make a flexible mold

I have seen some videos like this one, that uses 3D printing to make a piece that will be used to make a silicone mold that will then be used to make the final object made of some resin. Isn't ...
4
votes
1answer
547 views

Efficient way to create a “mold” of a solid object in Meshmixer?

Currently I have a model of a fingertip finished in my project, however, I would like to create some sort of "cap" that if printed would fit on top of that finger. Is there a good way to achieve this ...
2
votes
1answer
405 views

Making Polyurethane molds with PLA (or ABS) 3D printed master

I want to make Polyurethane molds for concrete using 3D printed PLA or ABS master object. like this video: (this video is not about concrete of course!) I'm not sure ...
4
votes
3answers
593 views

Can mold release agent be used in 3D printing?

Do we need mold release agent in 3D printing mold? If it is not used, what effect will it have on the product?
0
votes
1answer
76 views

Chalk objects: 3D Printed or Molds?

I am thinking about making something from chalk. But can chalk be printed into shapes directly or is it better to shape it with printed molds? What kind of material would be suitable for a mold for ...
4
votes
3answers
325 views

Can commodity 3D printer extrusion hardware and filament be used for injection molding?

Assuming you have a suitable oven to maintain temperature at the filament melting point and a suitable mold that can handle the temperature, is a commodity 3D printer hotend and extruder, with large ...
4
votes
2answers
81 views

Raw material for 3D printed injection mold

If I have to make an injection mold (for resin based raw material) using 3D printing, what raw material should I choose – PLA, ABS, HIPS etc.
1
vote
1answer
73 views

Making a plunger

Help, I know how to print simple cookie cutter style molds, but I need to know how to turn that open shape into a closed smaller version that can be used as a plunger. Reason being, is I make bath ...
12
votes
3answers
15k views

Uses for PLA scraps

I recently got a 3D printer and have been experimenting with it a lot, resulting in a lot of failed prints (as well as successes, fortunately). I'd like to, if possible, find a way to reuse the ...
7
votes
3answers
252 views

3D printed mold techniques for long and short term usage

3D printing can be used to make injection molds of unimaginable complexity but which kind of 3D printing process is suitable when? Suppose that a part is to be made using injection molding in large ...