Joy Holdread on thu 25 mar 99
In a message dated 3/23/99 7:13:11 AM US Mountain Standard Time,
ceramic@slip.net writes:
> I have been having consistently problems with firing large tiles (8" x
> >8") in reduction at cone 10.
> >They are consistently curling during firing. I am using a tile setter
> >that holds 8 horizontally.
> >Does any one have any ideas or suggestions?
> >
Are you grooving the tiles on the back? Gives the installation material
something to grab & I find grooved tiles crack & warp less than ungroved.
Joy in Tucson
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