---------------------- multipart/mixed attachment Ron, So, what I'm understanding is that you have a drastically shorter working=20 time. O.K. I can live with that. I was just having trouble understanding=20 how it didn't instantly harden up instead of wicking into the hole as=20 desired. Thanks! Greg At 09:56 PM 6/10/2003, you wrote: >>O.K. this is something I've been confused about for some time now. I=20 >>thought that the chemical reaction between the two components of epoxy=20 >>were what caused heat and therefore the curing or hardening process. If=20 >>you heat with a hair drier or heat gun how does the epoxy thin and not=20 >>harden? I believe you, I just don't know how this is possible. Is there a= =20 >>different way to mix the epoxy or a different product to buy? >> >>Greg > >Heat thins the epoxy momentarily, but accelerates the cure rate too, so=20 >the net effect is better penetration but a shorter working time. It can=20 >get touchy, depending on your epoxy and mix proportions when you find that= =20 >as the stuff cools from your heat application, it goes from the viscosity= =20 >of water to that of tar - or stone. Best to experiment some with an=20 >unfamiliar product to get acquainted with it's characteristics before=20 >committing in a piano. If you ever need to know anything about epoxy, ask= =20 >Terry. > >Ron N > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives > Greg Newell Greg's piano Fort=E9 mailto:gnewell@ameritech.net=20 ---------------------- multipart/mixed attachment--
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