Questions tagged [epoxy-resin]

For questions regarding the use of casting epoxies, including selection, handling, molding, and modification.

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2answers
84 views

Simple as possible DIY box for making silicone molds

I want to use liquid silicone to make several simple moulds, which I will then use to make resin casts. My aim is to mass produce a custom miniature base, that I originally 3D printed, in two part ...
5
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1answer
74 views

Can I use a hair dryer to remove bubbles from casting resin?

Instructions on resin casting with silicone moulds frequently say to use a long necked lighter on the surface of two part epoxy casting resin to remove bubbles. If I am in an environment where naked ...
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1answer
51 views

How can I seal a photograph inside a block of resin?

Is there a simple way of coating or encapsulating a photograph so that I can set it inside a block of two part transparent epoxy casting resin? The photograph is from one of those print your own photo ...
4
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1answer
43 views

Rock Tumble Epoxy

I would like to reuse the waste material I have from trimming and grinding quartz and I had the idea of mixing the material with epoxy, shaping it, and then putting it into a rock tumbler. Will a rock ...
1
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1answer
63 views

What is the maximum amount of time I should leave between resin layer?

I want to set micro diorama using tabletop gaming pieces in clear resin. I will put in an opaque base layer for the ground. Set up a scene on top of it and then fill this second layer with clear resin,...
5
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1answer
49 views

Will two-part epoxy casting resin melt Lego?

I want to create a custom two-part epoxy resin sculpture of a robot, with Lego Technic inside as a skeleton. Will the resin get so hot it will melt the plastic?
2
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1answer
32 views

Can two-part epoxy casting resin be diluted?

I want to make several resin casts using a featureless spherical silicon mold. The mold only has a diameter of 6 cm (think paperweight or billiard ball with a tabletop miniature sealed inside), but I'...
3
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2answers
81 views

How do I color clear resin after it has hardened?

I want to 3d print some Christmas decorations that are semi transparent, and different colors. I could color the resin before I print, but as I want the decorations to be different colors this would ...
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0answers
46 views

Epoxy resin in the dishwasher

My husband accidentally placed a glass bowl with cured and maybe uncured epoxy resin in the dish washer. When the cycle was done there was no epoxy resin on any of the other dishes. But still,are all ...
5
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1answer
69 views

Can I use epoxy to stabilize/restore 18th century giant pottery?

I have this giant ancient oil jar (18th century) outside of my house, and it has been an outside decoration since ~1960 and it probably has suffered from the winter temperatures. It's a pretty big ...
3
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2answers
119 views

Too Much Alcohol Ink, Overshooting the Color Too Dark

I was lead here to this site FROM THIS POST on getting a transparent colored epoxy. One question is if I am using an alcohol ink for a transparent colored pour, what happens if I overshoot the color i....
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1answer
56 views

is there such a thing as a wide belt sander attached to a flex shaft?

I want to sand/polish resin mold crafts. Most of the pieces I work with are around 2" on their widest sides. I am looking into a belt sander to avoid the manual process of sanding by hand. So far ...
5
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1answer
6k views

Curing non-UV epoxy resin with a UV light?

I'm creating simple alphabet letters using normal household 2-part resin. It seems to be taking forever and a day to cure. I know things such as lamps and turning up the heating can accelerate curing ...
2
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1answer
1k views

Comparison: epoxy resin vs. glass

I wonder how does epoxy resin compare to glass. I have in mind at least: mechanical strength; elasticity / bending; "break-ability" others. The source for this "curiosity" is the ...
2
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2answers
1k views

Can I mix acrylic paints into resin?

I use resin a lot and have pigments for them as well. These are extremely expensive though. Is it a good idea to mix acrylic with resin? Has anyone done this? If yes I'd like to know how it turned out ...
4
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1answer
1k views

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 ...
2
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2answers
3k views

How can I make molded fake dirt?

I'm planning to sell small pots and as part of my display I'd like to "plant" fake plants in some of them. I'd like it to look as real as possible, so my goal is to have the plant "growing" out of a ...
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4answers
97 views

Can epoxy fluidity be changed, before it is cured?

For this kind of project I have in mind using epoxy of different viscosity: to create the "base structure" use (very) viscous epoxy - especially for the curved area; I could shape it like I could ...
3
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1answer
3k views

Do I need safety equipment when working with epoxy resin?

I saw a lot of Youtube videos about people creating jewelry and artwork with epoxy resin. Most of them do not wear any gloves or other safety equipment, but some do. Recently I saw a video of a ...
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3answers
193 views

Create large objects from epoxy

I purchased an apartment some time ago, all the repairs are mostly finished. Because of some oversight, I am not in a lose-lose situation. In the bathroom, I do not have enough space for the sink that ...
2
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1answer
97 views

Epoxy: adding fresh over cured

I have read in several places that adding fresh silicone over cured one will not work, as the new silicone will not adhere to the old. The question is: if I create some object of epoxy resins, can I ...
2
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2answers
402 views

Does epoxy's final bond strength depend on its rated cure time?

I've been building a decently strength-sensitive project and received conflicting advice regarding the final bond strength of epoxies. I've heard some say that bond strength has nothing to do with ...
5
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1answer
334 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 ...
5
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2answers
460 views

Transparent resin to fill small acrylic plastic container?

I have a small clear acrylic plastic container, roughly spherical and about 1.5 cubic inches in volume, with a 1/4-inch wall and thinning to about 2mm at the top edge (near the 1-inch diameter lip). I ...
6
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2answers
1k 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 ...
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6answers
7k views

How to dye or tint epoxy resin to produce translucent colors?

A while ago I started crafting with epoxy resin. At first I just coated objects with clear resin, but recently I experimented with adding colors to it. I got nice results with powders (like glittery ...
3
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2answers
7k views

How to dry out epoxy resin faster than usual?

I made MDF coasters and decorated them using epoxy resin with attractive colors and pearl powder. It took 25-30 hours to completely dry out. In the meantime, few dust particles settled on it and I ...
2
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1answer
290 views

Will commercially produced soap coated in epoxy resin last?

I have started to resin-coat certain novelty soaps. I first coat in mod podge, then I give it 2 layers of epoxy glass resin. It is looking fabulous, but someone told me that soap has too much water in ...
6
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2answers
180 views

Is epoxy a reasonable adhesive choice for repairing pottery?

I need to repair a cracked pottery bowl - an epoxy seems like a reasonable choice since there are some gaps of around 1mm width. The material seems fairly porous, and is maybe 3-4mm thick. Obviously ...
3
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2answers
2k views

Ways to cast a rod shape out of resin?

I'm looking for a way to cast a rod out of clear epoxy resin. (I want to make a fake lightsaber.) The most obvious way would be to use a hollow cylinder-shaped mold, but I'm wondering if I have ...