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Posted to alt.home.repair,rec.woodworking
Lew Hodgett Lew Hodgett is offline
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Default Fixing cracks in wooden "quoins" (corner blocks) in Italianatehouse...

blueman wrote:

Just to clarify, are you suggesting that wood epoxy or bondo are
BETTER than caulk or that they would work too. The reason I am asking
is that caulk would be easier but I want to do it right.


A couple of points of clarification.

First of all, I don't have a clue about what is the best way to make
these repairs.

As far as caulk is concerned, SikaFlex has an excellent tech service
group in Detroit and have an 800#.

I'd start with them.

Second, there is a world of difference between thickened epoxy and Bondo.

Bondo is polyester resin loaded with talc to thicken it.

Polyester is NOT an adhesive, does not add strength, but rather dead
weight, which is probably not a major concern for this application.

Epoxy thickened with micro-balloons is an adhesive and adds structural
strength.

Have fun.

Lew