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

It won't work. You can melt hot glue in a pan, but it tends to turn yellow and eventually brown if it gets too hot. whether the mold survives the pouring depends on the material. The real problem is ...
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  • 8,535
6 votes
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Can I cast a glow in the dark flower in resin?

A few comments about the problem as a whole, before I address your specific question... You are attempting to encapsulate something in a clear resin shell. That shell lacks any distinct shape, being ...
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  • 3,195
5 votes
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Replicating a silicone object

I agree with #torjek that a separator (mold-release) spray or liquid would make it possible to caste a silicone object with silicone as the mold making material. The benefit of getting good at this ...
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  • 3,195
5 votes

Making a mold off of bone

How about making the final project mask directly from papier-mache without all the casting: Cover the skull in clingfilm to protect it; Papier-mache parts of it (if you try to do it in one go you ...
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4 votes
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What material can be used to create a mold for pouring any molten metal without problems?

For use with the widest range of metals, a properly prepared ceramic mold is your best bet. It can tolerate high temperatures and capture fine details well. However, these are commonly single-use ...
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  • 3,318
4 votes

Replicating a silicone object

If you're using a two-part pourable silicone, you can make a mold of the item with a reusable gelatin-glycerin mold material you can make at home. There are a lot of variations on the formula ...
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4 votes
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How do I prepare a plastic mold to easily release beeswax?

Sounds like you're looking for a mold release agent. Some examples of release agents are: Pam Cooking Spray Olive Oil applied with a spray pump Industrial Mold Release Agents such as McLube All of ...
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4 votes

Creating food-safe silicone beads

You can use food grade silicon for casting as well as for making molds. What you need to look for is chocolate casting silicon. They are pretty expensive and there are plenty of manufacturers, but you ...
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4 votes
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Does Cyanoacrylate glue inhibit Mold Star silicone?

cyanoacrylate itself will not, however many brands of cyanoacrylate have additives which can. Sulfur is your problem. P-silicon and sulfur do not mix. I work primarily with fossils and use completely ...
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  • 281
4 votes

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

According to Wikipedia, resin is: In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into ...
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  • 6,193
4 votes

What materials can I use to make a cast for melting lead?

Most household pans work fine for melting lead. Make sure they are thick enough, don't have plastic parts, and don't have Teflon or similar coatings (Teflon and lead share their melting points, ...
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4 votes
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Can I mold plastic (HDPE or LDPE) in silicone?

Sort of, within limits . HDPE and LDPE melt at temperatures that won't damage silicone designed for that temperature (some silicones that are designed for lower temperature ranges can degrade from ...
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  • 9,655
3 votes

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

Injection molding can in fact be done at home. But judging from the OP this method would be far and above beyond the scope of his current knowledge on these types of things. The easiest way to cast ...
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3 votes

Replicating a silicone object

You can use a silicone to make a mold in this case too. I've done it in the past. You just have to spray the original silicone piece with the separation spray before you pour the silicone into it like ...
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  • 31
2 votes

How to cast silicone beads?

I agree with the basic idea of what fred-dot-u mentioned, but I'd tweak the method a bit. Put your beads on a wire. Cut apart an old coat-hanger with snips and use that. This would give you a ...
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2 votes
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How to cast silicone beads?

If your objective is to create a silicone product, take a different viewpoint of your research thus far. Silicone molds work because silicone sticks to almost nothing other than silicone. If you ...
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  • 6,193
2 votes

How to make a silicone mold of a fiberglass object?

Would a two step process work? Make the first mold off of the fiberglass with latex rubber (or another molding rubber that is not anti-fiberglass) then make a plaster positive from that. So now you ...
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  • 2,720
2 votes

What material can be used to create a mold for pouring any molten metal without problems?

Traditionally cast iron was cast in sand, link to a Wikipedia page about casting in sand. And I have also seen other metals cast in sand, like pewter and silver. And as indicated in the comments on ...
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  • 2,536
2 votes
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Making plastic mold from plastic sheet

Depending on the material you will be casting in the mold, you may find that you can make use of a product called Hand Moldable Plastic. This product is shipped as small beads which are heated in ...
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  • 6,193
2 votes

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

Casting resins have very different characteristics, like: virtually no shrinkage no flowing once cured hardness stable color crystal clarity some don't put out much heat during cure, so they can be ...
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  • 9,655
2 votes

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

People have suggested many kinds of household materials that can be used for casting. If you really want a resin that looks, feels, and acts like plastic, there are a few options. PVA glue (common ...
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  • 9,655
2 votes

Concrete for mold making

Don't use quick-crete mix your own, for one thing you don't want gravel in detailed or smooth are casting, just sand, the finer the better. I have had a lot of success using a mix of sand and marble ...
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  • 281
2 votes

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

Sculpey is not good for this, it is also expensive. first you want a clay that stays soft, a simple bulk oil-based non-hardening clay tends to work. I prefer softness #4 but there is a lot of ...
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  • 281
2 votes
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Keeping thermoplastic from sticking to models

I've never used the stuff, but it has a reputation for sticking to everything. Have you tried a release agent? I'll offer some speculation on what should probably work (the first things I would try ...
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  • 9,655
2 votes

What materials can I use to make a cast for melting lead?

By "cast," think they are trying to say mold. The beginning technology would be silica sand with a binder. Silica is common beige beach or "play" sand; the binder could be water (...
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1 vote

Food Safe Plaster-Like Material

Food safe, moldable materials are rare in general. The closest thing that comes to my mind is a kind or "organic plastic" made from milk, but it looked hard to work with and I don't know how food safe ...
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  • 8,535
1 vote

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

Depending on what you need to obtain, and also depending on quantity, you might want to think of other materials. Note: some of the ideas below require you to have at least one of the following: ...
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  • 1,300
1 vote

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

One way it might work is to mix as little hot glue as possible with as much as possible of something with a lower coefficient of thermal expansion. Sand for example. This will also make it stronger. ...
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1 vote

Making a mold off of bone

I have molded a lot of bone and silicon and one are a messy combination, you have to completely seal the bone before you use silicon. multiple soakings in butvar or acrylic works OK. it is a nightmare ...
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  • 281
1 vote

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

Before going farther, there are some plastics that can be safely melted at home with good ventilation as long as you use the right procedure (warm it slowly and don't exceed the temperature needed to ...
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  • 9,655

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