The Planted Tank Forum - View Single Post - removing excess cured silicon
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post #9 of (permalink) Old 05-26-2010, 03:02 AM
kid creole
Wannabe Guru
Join Date: Dec 2008
Location: Raleigh, NC
Posts: 1,241
Originally Posted by JWA View Post
I am looking around here for the engineering data but 2 years gone is a long time to keep things sorted. By memory, I think you can expect that cleaned up glass will have a lower bond strength by 20%-25% Just plain silicone adhesive to cured silicone adhesive is about 65% percent that of a new and clean bond.
Soon as I find all that data I will post. There is a lot of bad info out there.
One caveat. I am speaking only of Dow-Corning Silicone adhesives.
A bond strength reduced by 25% doesn't mean we shouldn't reseal tanks. They're generally 50%-100% bigger than they need to be.
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