Mason 6650 Cobalt Free Black Stain Glazes We suggest two to three

We suggest two to three coats for full opacity

A perfect starter tool set

Mayco's SW-003 Crackle Matte Clear is for decorative work at mid-range firing temperatures where a fine crackle pattern is desired

Chemical Formula: Fe2(CrO4)3

7 is used to disperse ceramic suspensions to minimize their water content

Mason 6650 Cobalt Free Black Stain Glazes We suggest two to threeStains 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