Underglazes are for painting a ceramic piece with many colors.
Underglazes come in three types:
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Stroke & Coat®, also known as “The Wonderglaze,” is the industry’s most versatile product. It can be applied on wet clay, earthenware bisque or stoneware bisque, fired from cone 06 to cone 10, in oxidation or reduction and used in every decorative way imaginable.
Stroke & Coat® is a heavily pigmented, viscous glaze line that can be used for brush strokes or opaque coverage. Use these glazes to create intricate, detailed designs and butt up to one another without colors moving. When used in a majolica process, Stroke & Coat® will not move nor blend with the colors beneath. Stroke & Coat® colors are intermixable, allowing artists to create custom shades. Thin with water or media to create a “wash” or watercolor style of design. Because the liquid color is consistent with the fired color, artists will have no trouble visualizing finished results as they create.
Concepts Underglaze for Bisque by Duncan (Mayco)
The first coat is translucent. The second is semi-opaque. The third is opaque. Normal use is to apply 1-3 coats on bisque, let dry and cover with two coats of your favorite clear glaze.
Use them as Majolica paints on top of unfired non-moving opaque white or light colored glaze. No need to clear glaze as Concepts are shiny when fired. Try using them on tile, at cone 6 (on appropriate clay), in a spray bottle, these paints are versatile.
Sun plate by Jerry Frutchey.
For solid color, 3-coat coverage on greenware.
If you love layers, coat your pieces with Opaque Underglazes! Applied directly to greenware, soft-fired bisque or bisque, these underglazes provide solid coverage over even the darkest colors, and are perfect for airbrushing and brushwork. Mayco Fundamentals fire to an opaque, porous matte finish and are safe for food when a 06 food-safe clear glaze is applied over them.
All Cover-Coats are discontinued
Stir and shake for 5-6 seconds before use – you’ll want to make sure the crystals are evenly dispersed in the glaze before applying. Apply 3 smooth, even coats to properly fired shelf cone 04 bisque using a soft brush, such as a CB-604 #4 Soft Fan Brush. Try to get the brush fully saturated (loaded) and apply alternate coats in a perpendicular direction to the previous coat (helps to evenly distribute the crystals on your surface). Fire to shelf cone 06.
AS-510 White Opal Astro Gem can be tinted using Mayco Underglazes. You may find success mixing stains – always conduct small tests before using on a wider scale. Mayco recommends using the darkest color of the Fundamentals Underglaze as the white will lighten.
EZ Strokes have become popular for their versatility. Their translucent quality makes them suitable for use with a number of decorating techniques including airbrushing, antiquing and brushstrokes. One stroke is all you need for most design work. One or two additional strokes may be added for depth and shading while the color is still wet. if additional coats are applied after the color has dried, the heavy build up may cause popping off, bleeding and bubbling.
30 EZ Stroke colors can be applied directly to bisque, check the label for details. EZ Strokes may be applied over most and underglazes, including Cover- Coats and other EZ Stroke colors, allowing the base color to show through. They may also be used to change clay slip, most glazes, fired snow and other EZ Stroke colors.