UV-curing Epoxy?

You’re going to like the solarez zero VOC. It’s not brittle at all and a little flexible.

This is the distributor in france: https://www.hoff.fr/
They have more EU distributors: https://www.solarez.com/contact-us/solarez-uv-cure-resin-distributors/#europe

It cures rapidly(I think I needed 3 seconds with my UV laser to have a large surface cured…)

Hmmm… it looks like it’s sold in mini toothpaste-sized containers…

Toothpaste

On Alibaba, I found this specific UV resin for “Glass sealing” ; could that be the resin they use to repair cracked windshields ?

Ahh there is, that’s pretty cool. Big question is can your printer print with it, viscosity at 4500. Also How tough would it be to remove from the build platform and will it fuse to the tank?
https://www.epoxies.com/products/uv-curable-illumabond/

Other question is does that type of epoxy degrade when exposed to the sun? Will it continue to cure and become brittle?

He doesn’t want to print it with his printer but with a 3D robot arm.

This Solarez stuff is designed for surfboards so I would assume it has some good UV blockers. The high viscosity seems to be an advantage for his application. It’s pretty thick.

Yes, but…

Lotsatubes

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At least if one tube cap fails it wont cause a spill :stuck_out_tongue:

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Did you already test it or still didn’t find a supplier?

Was just checking their datasheet and the epoxy resins have a 82-107 degree Celsius heat deflection temperature, which is nice(better than the 60C for standard resins), the tensile elongation is relatively good as well(5 to 25% depending on resin).

I have ordered that stuff by the quart so that’s roughly 1 liter(at 40 euro a liter, it’s cheap!). No need to buy small tubes.