Slow cooling for satin mattes
For years my mattes came out glossy at the top of the kiln and dry at the bottom. The fix was not the recipe but the cool. Letting the kiln crash from peak lets the glass freeze before microcrystals grow.
| Segment | Rate | Target | Hold |
|---|---|---|---|
| 1 | 150°F/hr | 1900°F | 0 |
| 2 | 100°F/hr | 1400°F | 0 |
| 3 | off | — | — |
The same schedule makes my rutile blue break much more nicely over texture, which was a happy accident.