Mason 6591 Gun Metal Stain Glazes. Low Fire-Mayco For a semi-vitreous

For a semi-vitreous

and with the blunt end facing down when on the wall of the bowl

clear vinyl bag with pockets to keep your tools together for travel or storage

red (with tin) or black depending on the base glaze and percentage and other coloring oxides present

A rubber band's length is measured laying flat

Mason 6591 Gun Metal Stain Glazes. Low Fire-Mayco For a semi-vitreousStains are a mixture of ceramic oxides and coloring metal oxides that are melted in kilns, quenched, ground to specific mesh size (some are acid washed), and colored with organic dyes to simulate the fired color. Essentially they are fritted colorants. They are made and manufactured for several reasons: to provide a consistent and stable form of colorant that doesnt dissolve in the glaze melt as easily as coloring metal oxides; to make colorants safer