plaster bat

plaster bat

[′plas·tər ¦bat]
(graphic arts)
Basic working surface on which clay is turned or modeled.
References in periodicals archive ?
The next day I demonstrated the entire process, from drawing on the plaster bat with glaze, to painting in the areas with color, to pouring the slip onto the bat.
1) Students trace an 8-inch diameter plaster bat (mold) in their sketchbooks several times and draw landscapes to practice.
Plaster bats should also be carefully inspected for any soft spots or voids, which could indicate past introduction of chips into the moist clay.
A clay extruder and shelving for everything from plaster bats to kiln furniture are crowded into this space, along with open wire racks for the temporary storage of unfinished pottery.
In order to create that sense of continuous movement, O'Hagan cast 11 large plaster bats, then covered these with a liquid stoneware body containing paper and flax, which she spread by hand in swirling fluid gestures.
The fibre was then strained and added to a clay slurry, spread out on plaster bats and dried to a wedgeable state.
First, our Cover Story, "Monoprints on Clay" (page 17), explains a process by which images can be transferred from plaster bats to clay.
She uses white casting slips, later fired to 1150[degrees]C, to pick up colourful graphic images from plaster bats.
Just as water has to be extracted from the china clay after mining and separating, Beavan also had to leave these works to dry, upside down on plaster bats.