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beginners pottery vocabulary semester 1
vocab, kneading,bisque fire, wedging,glaze etc.
Terms in this set (27)
working the clay with the fingers into a mass to get an even texture throughout the clay body.
term applied to any ceramic form or into the place where it was made.
pottery in either raw, bisque, or glazed state.
raw ware when most of the moisture is evaporated from the ware and the pot is warm, the clay powdering when cut.
any pottery which has not been in the kiln.
to roughen the surface by creating tracks in the clay to help attach clay pieces together with slip.
has the best plasticity and is able to yield under pressure without cracking and retain shape when the pressure is released.
pressing the clay together by rolling it onto itself to expel the air, get rid of lumps and prepare a homogenous material.
clay in liquid suspension, functions as potters glue, used to hold clay pieces together or as decoration.
the last water present in the clay in the bone dry stage; it is driven off by heat in he bisque fire, causing the clay to shrink in the firing.
liquid suspension of finely ground minerals. after drying, the ware is fired to a temperature at which the glaze ingredients will melt.
a refractory clay lined furnace for firing ceramic ware.
a means of hand building a pot using ropes of clay laid on top of each other and smoothed together or slip. scored and sealed together.
a raised surface that is attached to the base (back) by slip, scoring and sealing all the edges.
a dull surfaced glaze, lusterless and non refracting.
soaking up water by a clay body.
impurities in the clay body which melt upon heating to form a glass like surface in the bisque fire and act as a bond.
a small observation hole in a kiln.
contraction of the clay in either drying or firing.
clay that has been fired once in a kiln; quartz conversion has taken place- clay cannot be recycled.
a device used to flatten clay into slabs.
curved to raise above; not flat but raised upwards.
sheets of clay rolled out with dowel sticks and a rolling pin or throwing at a 45 degree angle towards you.
surface designs cut or carved into the clay for decorative purposes that create a relief surface.
rapid changes created by either adding water to the surface of clay or drying the clay too fast.
when all the physical moisture is evaporated from the ware and the pot feels warm to the touch. refining at this stage is carcinogenic.
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