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Old 2013-03-03, 10:17am
LarryC LarryC is offline
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Join Date: Mar 07, 2011
Location: Northern California
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Quote:
Originally Posted by houptdavid View Post
Just because two glasses are the same COE in no way means that they are 100% compatible, just look at the fusing forums.

Bullseye...Compatibility of Glasses
http://www.bullseyeglass.com/images/...chnotes_03.pdf
Absolutely david. Of course there are others factors as well but mixing COEs absolutely does increase the chances of failure and if the actual numbers are far enough apart it most certainly will produce a finished product with residual stress which is never good.
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