Questions tagged [mold-making]

For questions about making, using, and preparing molds used to catch objects. If the question is about a specific type of mold, use that specific tag also, such as [silicone-mold]. For questions about casting from molds, use [casting].

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How do I remove modelling clay from my parts and silicone mold?

I've just created my first silicone mould, well, the first part of a two part mould. I've used OOmOO 30, which is great. However, I've used a modelling clay called Sculpey III to raise parts in the ...
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2answers
228 views

Food Safe Plaster-Like Material

Does anyone know of a hard, heavy, moldable material (like plaster or cement) that is also food safe? I’m looking for something to make bowls and cups without kiln firing like I would have to with ...
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Does Cyanoacrylate glue inhibit Mold Star silicone?

I used CA glue to bond two parts of a model together in preparation for making a mold of it. I used Smooth-On Mold Star 20T (platinum cure) silicone. In places where the CA glue was exposed on the ...
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3answers
161 views

Is it possible to use common household ingredients to create resin?

Not sure, if possible, but from my understanding, we often buy resin and hardener from shops, and then mix them before pouring into mold tray. So, I was wondering if we can use common household ...
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3answers
2k views

Can I use hot glue as resin by melting them in a pan

Suppose I have a detective pikachu mold tray, some hot glue sticks and a small cooking pan. Can I melt the hot glue sticks in the small cooking pan and use it as a resin, to be pour into the ...
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What material can be used to create a mold for pouring any molten metal without problems?

I have found that for one to create a mold for pouring molten plastic in it, it only requires clay. But what about metals? Are there easy materials to find so that I can use them to assemble them ...
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3answers
474 views

From what material/s I need to create a mold so that I can pour in it safely any kind of molten plastic?

I want to create a mold, so that when I want to make for example, planet Earth in plastic in 3D, then I can pour the molten plastic into mold. So that I can give a form. Not only this, but… when I buy ...
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1answer
31 views

Making plastic mold from plastic sheet

I would like to make some plastic mold for my arcrylic pieces. Is there any good way to create the plastic mold not using vacuum former? Vacuum former example
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1answer
109 views

Making a mold off of bone

I've recently acquired a large steer skull, rather weather worn and aged. I would like to make a mold of it so that I can cast it in wax, alter it a bit (add more horns etc) then make a mold of the ...
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0answers
110 views

Plastics options for molding

I am creating a sword for cosplay, and I need the material used to be clear, rigid, and lightweight, and to cure properly in such a thin mould (and can be poured into the mould I have, as I'd prefer ...
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3answers
391 views

Replicating a silicone object

There are lots of articles and how-to guides on the web showing how to replicate a plastic, wood, or metal object by making a silicone mold and using a hard acrylic or epoxy resin to create the object....
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1answer
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How can I make a male object from a female reference object using a mold?

I have a female port (slightly larger than a USB port) from an old obsolete device. I would like to use the female port I currently have to make a mold for the male version. I have some ideas for ...
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1answer
53 views

How to make a silicone mold of a fiberglass object?

I have an fiberglass object, that I want to make a mold of. Commonly known is that fiberglass and silicone don't like each other. And when I tried to make the mold, I experienced what I expected got a ...
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2answers
230 views

Complex plaster molds for ceramics

I've got a shape that I want to have cast but don't know how to achieve this. I now basics of regular casting but this shape has an open interior. The picture is the master shape. How could I make a ...
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1answer
466 views

Creating Food-Safe silicone beads

I'm looking to create molds for food-safe silicone beads (like the ones babies use for teething). From another question here, I guess I can't use silicone to make silicone beads. Is there another food-...
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2answers
4k views

How to cast silicone beads?

I want to make custom, food-grade silicone beads that have a hole down the center for stringing them. When I google molding silicone or any variation on that, all the results are to make silicone ...
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1answer
286 views

Can I cast a glow in the dark flower in resin?

This is my first time experimenting with resin. What I want to create is a glow in the dark version of preserved flower in resin. Based on this thread, it's possible to create glow in the dark ...
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1answer
829 views

How do I get prep a plastic mold to easily release beeswax?

A friend of mine keeps bees, and asked for help cleaning the beeswax he harvested this year. I figured out a solar oven and filtering setup which melts and cleans the wax. However, I've now got a big ...