Firing Temperatures Guideline

This is a guideline for glass blowers and potters. 

Check the SKU to see which category they fall into. Please always test your formula and processes using samples.

100, 200, 300, 500     700-800 ℃  or 1292-1472 F 
100's : White
200's :  Interference pigments with Natural Mica 
500's : Titanium Free Metallic Micas

6000 67000   300-400 ℃ or 572 to  752 F 
6000's : Colored Micas  
67000: Duochromes

7000's  1000 ℃ or 1832 F

All Synthetics with the exception of the Duochromes Blue Mauve or Blue Violet, Blue Green.