click below
click below
Normal Size Small Size show me how
Ceramics
Ceramics Vocab
Term | Definition |
---|---|
unity | sense of completeness |
ceramics | the process of building clay forms that are fired into a permanent state (functional or non-functional) |
pinch | a form or structure shaped by pressing the clay between the thumb and fingers |
coil | building a hollow shape by joining one coil on top of the other. |
slab | making a hollow shape by joining thin flat even sheets of clay together by the technique of scoring and slipping. |
wedging | the process of kneading clay to eliminate air pockets inside the clay |
score | to make small marks in the clay with a tool to roughen the surface before the slip is added to join pieces of clay. |
slip | clay is thinned out with water to be used as a glue joining clay together. |
leather hard | clay which is partially hard and dry but which still may be scored and burnished. Its dark. |
green ware | unfired, completely air dried. terra cotta clay has turned pink. |
bisque ware | clay that has been fired once but is still glazed. from the french word meaning half baked. |
relief texture | the process of created raised or lowered surfaces on clay by pressing objects into the clay or adding pieces to the surface. |
glazing | applying a think coat of liquid glaze to bisque ware to decorate it and make it water proof. |
kiln | the furnace in which clay is fired. |
firing | the process of heating clay to a temperature at which it turns into a hard-permanent, glass-like medium. |
grog | bisque fired clay that has been ground into a fine sand-like material and is added into moist clay to give it a structural body and to help reduce its shrinkage. |
terracotta | a low fired clay body use at CHS. it contains grog and is best used in slab work and structural forms. Also called earthenware clay. |
white talc clay | a light gray clay body when wet and fires to a white color and contains very little grog. Best used for wheel throwing. This clay lets you see the true color of glazes. |
high relief | surface of object has raised areas of pattern and design. |
low relief | surface of object has areas lower and include incised lines and tectures. |