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3DPrinting
3DPrinting is a place where makers of all skill levels and walks of life can learn about and discuss 3D printing and development of 3D printed parts and devices.
The r/functionalprint community is now located at: or [email protected]
There are CAD communities available at: [email protected] or [email protected]
Rules
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No bigotry - including racism, sexism, ableism, homophobia, transphobia, or xenophobia. Code of Conduct.
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If you need an easy way to host pictures, https://catbox.moe/ may be an option. Be ethical about what you post and donate if you are able or use this a lot. It is just an individual hosting content, not a company. The image embedding syntax for Lemmy is 
Moderation policy: Light, mostly invisible
"J-B Weld can withstand high temperatures up to 500 °F (260 °C) continuously and up to 600 °F (316 °C) for short periods. It is designed for bonding various materials and is resistant to shock, vibration, and temperature fluctuations."
I've used it to put a chunk of engine block back on a motorcycle that got ripped off by a drive chain coming off and catching a bolt. Held it from leaks and drove it for a few years after that. I'm not familiar with the glass you use and such, probably best to research first.
Sorry if it couldn't help due to the shards you're talking about. Best of luck mate. It works like mixing two putties together and their chemical reaction does the weld at normal temperatures so you don't need electric/gas machines, just patience to not get it all over you hands, rags w.e