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Healing Cracks

Posted: Sat Jun 28, 2003 7:33 am
by Greg Rawls
A piece I fused developed a crack while cold working (guess I got a little rough!). You can not see the crack, but you can feel it. The piece is 1/2" thick. I'd like some suggestions on a firing schedule to heal the crack. I will re-dam the glass prior to firing. How far up should I go? Do I have to go to a full fuse or can I get away with a lower temp? Many thanks in advance folks!

Posted: Sat Jun 28, 2003 7:59 am
by Brock
You'll have to go back to a full fuse. Brock

Posted: Sat Jun 28, 2003 1:39 pm
by Greg Rawls
THanks Brock!

Posted: Mon Jun 30, 2003 10:33 am
by charlie
Brock wrote:You'll have to go back to a full fuse. Brock
and heat it slower, as it'll thermal shock easier and the crack may propagate further. damhikt.

Posted: Mon Jun 30, 2003 7:37 pm
by Greg Rawls
Did exactly that and the crack healed nicely. This is one piece that is NOT destine to be frit!