Mayco RK101 Copper Metallic Raku Glaze, Pint Glazes. Low Fire-Mayco The most widely used plaster

The most widely used plaster in the ceramic industry

cobalt carbonate is a weaker form of cobalt oxide though both are good sources of cobalt

An advantage of the substitute is the inconsistent variations that existed with the original material are no longer a problem for potters

A weak coloring agent

Mayco RK101 Copper Metallic Raku Glaze, Pint Glazes. Low Fire-Mayco The most widely used plasteroppy Penny develops a glossy copper color with various iridescent shades. Due to the unpredictable nature of this firing technique, results will vary with every firing. To apply, shake for 5 6 seconds, stir well and apply 2 coats to bisqueware. Allow to dry thoroughly and fire to cone 06 (1850F, 1010C). Reduce in your choice of combustible materials. Thinner coats tend to produce greater metallic effects, if you are not getting the desired metallic