Spectrum 555 Warm Grey Opaque Underglaze Size:4 oz Slices through a slab to

Slices through a slab to make a strip of fun ridges

The more minerals and powdered coloring elements there are in the glaze the less likely to get a high-gloss finish

Unlike a ruler or calipers you don't need to stop throwing to check your progress

Directions for mixing and use

Spectrum 555 Warm Grey Opaque Underglaze Size:4 oz Slices through a slab toFor use on clay or greenware: apply one, two or three coats and let dry and bisque fire to shelf cone 04. If desired, apply a clear or colored translucent glaze and fire to cone 06. For use on bisque: apply one, two or three coats and let dry. Apply a clear or other colored translucent glaze and fire to cone 06. The samples shown are fired to cone 05 but can be fired to low temperature (cone 06 04) to high temperature (cone 9 10). Some color variation