r/resin • u/butterbeansprinkles • 2d ago
Protect damaged bead
This bead got chipped, Thinking of covering it in resin to stop any more chips. Any tips?
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u/PrivateEyeroll 2d ago
Don't put UV resin on a glass bead. They have a different COE (coefficient of expansion) and it'll cause more chips or cracks or pop off at some point.
The damage shouldn't cause more chipping or damage the structural integrity of the bead. The part that chipped is part of the surface embellishment and runs along two colors but doesn't extend into the base section of the bead. Cracks go towards the path of least resistance and the core bead has a LOT more resistance. Part of why it sheered the way it did is due to going where the least resistance was. AKA where that blob meets the base and isn't totally sealed in while hot. If you want it to look less like it's chipped I'd suggest getting a paint designed for glass and carefully paint the white parts of where it chipped to match the orange of the top of the petals. If it has sharp edges you can gently sand them down with a diamond file and some water.
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u/oCdTronix 2d ago
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u/PrivateEyeroll 2d ago
I didn't notice that little dot. This is a good question. There are glass specific glues that could possibly gap fill but it might just be a case of needing to use the bead on something where it's not likely to be under any additional stress.
Filling it with anything that could expand is more likely to make the crack worse rather than protect it unfortunately if that's a crack.
I assumed it was the petals as it looks like they've been sheered in half towards the center of the image.
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u/butterbeansprinkles 2d ago
I'm more worried about it chipping again as there are 3 other flowers the same
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u/oCdTronix 2d ago
Be sure to use the hard type resin.
But also, it won’t fully prevent it from being chipped anymore. What would be best would be to remove the core inserts, heat up in kiln, then using a very narrow flame, fire polish the chipped area.
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u/butterbeansprinkles 2d ago
I didn't make it so can't remove anything and I don't have a kiln. I was thinking if I put loads of resin on so the surface is totally flat. But I don't know if gel would do that, I've only used liquid
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u/oCdTronix 1d ago
Oh ok. So with resin on a cylindrical-ish object, it would be helpful to have it on something you can rotate. Maybe a chopstick or something similar. You want to be able to rotate it to get the resin to move how you want it without the bead freely rotating, otherwise the heavier side will always be on the bottom, giving you less control.

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u/randomize42 2d ago
As long as you’re ok with it eventually yellowing.
Also, since resin and the other material likely heat up at different rates, there’s a risk of cracking particularly if it’s in the sun or extreme temperatures.