Contains grog and sand, great for withstanding the thermal shock of raku firing. Fires from white at Cone 06 a light warm brown at Cone 10.
Fired to Cone 5:
Shrinkage (+/-2%): 7.8%
Absorption (+/-1%): 3.95%
Fired toCone 10:
Shrinkage (+/-2%): 9.25%
Absorption (+/-1%): 2.48%
COE x 10-6: 5.0