terminology Flashcards
Review terms of Ceramics class for mastery (108 cards)
ADOBE
a surface clay used to make sun-dried bricks. Adove is not fired.
A naturally occurring iron-bearing clay that is used as a slip glaze or in glazes.
ALBANY SLIP
ALUMINA
Aluminum oxide, 15 percent of the earth’s surface. When combined with silica and chemical water, it forms clay.
a metallic element used as a flux in low-fire glazes. Also poisonous.
ANTIMONY
BALL CLAY
A very plastic clay that is usually white or light in color. It is used in many clay bodies and high-temp glazes.
A portable turntable used to rotate pottery while it is being worked on.
BANDING WHEEL
BASIC FORMULA
The baseic makeup of all clay: alumina, silica, water with various amounts of impurities
A slab of some material, often plaster or wood and usually round in shape, upon which pottery is formed or constructed.
BAT or BATT
BENTONITE
A slab of some material, often plaster or wood and usually round in shape, upon which pottery is formed or constructed.
a first fire in which the water molecules of the basic formula are burned off and the clay is left hard but porous. Usual temp. is about 1800 deg.
BISQUE FIRE
BISQUE WARE
Pottery or ware that has been bisque fired.
Condition of unfired ware or pottery that looks and feels completely dry.
BONE DRY
CERAMIC ENGINEER
industrial engineer who compounds clay bodies for single and esoterically uses.
CERAMICS
Making products from a non-metallic mineral by firing at a high temp.
The two water molecules of the basic formula. Not wet as most of us think of as wet.
CHEMICAL WATER
CHINA, CHINAWARE
a general term applied to white dinnerware that imitates porcelain but usually fired at a lower temp. Than porcelain.
The brilliance or intensity of a color, such as bright red or dull green.
CHROMA
CLAY
A hydrous silicate of alumina that may be found in in many forms, usable or not depending on the level of impurities.
CLAY BODY
A mixture of various clays and other earthy materials combined to meet specific needs of the pottrt
CRAWLING
Glaze separating from the pot and crawling down the side leaving a bare clay surface.
Glaze shrinking more than the clay during firing, leaving small cracks in the surface of the glaze.
CRAZING
DAMPERING
Changing the size of the flue opening, which alters the flow of oxygen.
DAMP ROOM, CLOSET OR BOX
A room etc. That is fairly airtight and capable of maintaing a higher humidity. Such as for greenware.
Burning off of the chemical water from clay; begins at 660 deg. and completes at 950 deg.
DEHYDRATION