Questions tagged [casting]

For questions about casting of liquid metals, plastics, resins, etc. into a mold or desired shape.

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votes
1answer
96 views

What else can be used as flux instead of borax for silver casting?

I am new to jewelry. I would like to try casting silver (pure) in so called green sand. In my research I see that it is recommended to use some sort of flux while melting silver. The most popular and ...
5
votes
1answer
112 views

Will 20 psi get out air bubbles when resin casting? [closed]

I’ve been trying to figure out how much psi I need to get air bubbles out of resin when casting. Does anyone have experience with this? Can anyone tell me what amount of pressure will get rid of air ...
2
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1answer
46 views

Casting foam inlay for briefcases

I would like to create a foam holder for my stuff to be placed in a briefcase kind of like this The shaped of the object is fairly complex with lots of curves, and simply cutting a straight through ...
1
vote
1answer
60 views

What materials can be lost wax cast easily?

I am looking to cast a ring using lost wax casting. I know that with my current setup I can cast pure silver, but I got to thinking: why silver? Why not, say, glass? So I am wondering what unusual ...
1
vote
1answer
221 views

Use laser toner for embossing powder?

I'm looking at the potential to use residual laser toner as a replacement for colored embossing powder; they're pretty similar (given the caveat that toner is messy stuff to handle and clean up). I ...
2
votes
1answer
29 views

Casting Elastomers as Acoustic Insulators

This is my first foray into casting. Forgive the question if its basic. I would like to cast an object to act as a vibration damper. The initial positive would be 3d printed using something like ...
3
votes
1answer
58 views

Does boat polyester resin works well for insect/flower encapsulating?

Around here, polyester resin for arts and crafts is usually sold under the name "Crystal Polyester Resin", because of its colorlessness. In automotive-paint/nautical shops there are other polyester ...
6
votes
2answers
413 views

How to fill gaps in spherical resin molding

I'm planning on casting an object in clear resin using a spherical silicone mold and did a test to see what I'd have to expect. It's came out quite well - better than I thought it would! - but around ...
5
votes
3answers
87 views

What is a castable gold-coloured metal that is less expensive than gold?

I have plans for a table with a gold inlay. Problem is, gold is expensive and the inlay is quite large (it's not a 'wire' inlay - I'd be casting a pretty substantial piece and setting it into the ...
2
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2answers
73 views

Material that can be cut / carved and doesn't react with silicone

I'm currently experimenting with making silicone molds for casting. I'm not interested in the commertially available molds and want to make my own. For financial reasons I use the cartridges of ...
7
votes
1answer
2k views

How do you open Castin’ Craft resin cans?

Ok. I have this can of Castin’ Craft brand polyester resin that is brand new. I unscrewed the top and was confronted with a second metal barrier: I’ve tried: Prying it with a screwdriver. Grabbing ...
3
votes
1answer
2k views

How to make chewable silicone beads?

I've been searching for an answer for this, and can't seem to find it! I've read a couple other posts about casting silicone, but no answer quite fits what I'm looking to do. I have an autistic child ...
2
votes
3answers
349 views

How to cast beads using DIY casein plastic?

I'm experimenting with DIY casein-based plastics, using powdered milk. There are lots of references to casein plastic originally being used mostly for buttons & beads, but no actual instructions ...
3
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3answers
458 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....
6
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2answers
32 views

Eliminating or mending breakage when working with jeweler's wax

I want to make a detailed pendant out of cast silver as a gift, but when doing detailed work, and the wax starts to get thin, it breaks. Is there a way to minimize breakage when working with this wax?...