Can Duncan underglaze be used on greenware?
If you love layers, coat your pieces with Duncan’s Cover-Coat® 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.
What happens if you put glaze on greenware?
When greenware is glazed it absorbs water and swells up. This is the case whether you are glazing leather hard or bone dry clay. After the glaze has been applied the clay will start to dry out again. As it dries it shrinks and the glaze can flake off as the clay dries.
When can you use underglaze?
Painting with underglaze on pottery can be done either during the greenware phase, or the bisque phase. Nikki Mizak chooses to do her underglaze painting on bisque fired clay and enjoys building up layers as you do in watercolor painting.
Can you put clear glaze over underglaze on greenware?
However, you can apply the clear glaze right over the top of the underglaze without a firing between. This is best done if you applied your underglaze to bisque, because greenware can absorb glaze and crack. There is also a risk that you can mess up the design by applying the clear.
Can you mix underglaze with clay?
Underglaze can be used to color clay. Because underglaze is designed to be used on unfired clay, it can also be mixed into clay to color the clay body.
Should you underglaze before or after bisque?
You can begin with an underglaze design on greenware, bisque it, and then add more color or detail with different underglazes before applying a transparent coat. Continue to 2 of 5 below.
Can you fire underglaze and glaze together?
So can you mix Underglaze and Glaze? While underglazes do increase the color saturation of a glaze, they’re composed of compounds that stick to the surface, unlike glazes, which are much more fluid. Mixing the two together can result in a defect.
Can you put underglaze over slip?
Slip and underglaze can be used together, though it is best not to mix underglaze directly into slip. Clay and underglaze can be wedged together to create colored clay.
What kind of paint do you use on greenware?
Acrylic paint
Acrylic paint can be applied onto greenware pieces and are affordable, easy to use, and readily available for purchase.
Can greenware be painted?
We do not recommend using greenware as your final piece of artwork or a base for painting because even if you could get the paint to stick, it would not add protection or strength. “Bisque” fired clay or unglazed ceramics is greenware clay that has been fired once in a kiln.
Can you raku fire greenware?
Typically, the greenware is bisque fired to around 1650F (900C). It is then allowed to cool before any slips or glazes are applied. The raku process takes place during the final firing. The glaze fire in a raku process ranges in temperature between 1470-1830F (800-1000C).
Can you fire greenware to cone 5?
With the Cone 5 clay body, fire greenware to bisque at 04 slow speed, then to Cone 5 medium speed for the glaze firing. Cone 6 clay body – fire greenware to bisque at 04 slow speed, then to Cone 6 medium speed for the glaze firing.
Can you color clay with underglaze?
Can underglaze go Overglaze?
Not all underglazes respond well to being used on top of a glaze. They can peel and blister. However, certain underglazes and coloring oxides can be fired successfully on a base glaze. Majolica ware is made this way.
Can I paint greenware?
We do not recommend using greenware as your final piece of artwork or a base for painting because even if you could get the paint to stick, it would not add protection or strength.