Ceramic Terms Fired Clay

A ceramic is any of the various hard brittle heat resistant and corrosion resistant materials made by shaping and then firing a nonmetallic mineral such as clay at a high temperature.

Ceramic terms fired clay.

1 the art and wares made by potters. A hard stone like ceramic material formed when the clay is fired into a semi vitrified state at 2190 f 1200 c and over. Ceramic clay vocabulary list 1. Common examples are earthenware porcelain and brick.

A white or coloured coating of slip applied to the clay for decoration before glazing. Coiled pottery one of the oldest ways of forming pottery. The first firing is called the bisque fire and the clay becomes bisqueware. Contact face between clay and glaze.

A fusible vitreous coating fired at low temperatures for clay articles. Ceramics objects made of clay fired sufficiently high in temperature for a chemical change to take place in the clay body usually over 1550 degrees f. 2 a ceramic material 3 a place where pottery wares are made. All fired ceramic wares or materials which when shaped contain a significant amount of clay.

Terracotta a term for clay or an object made in a high iron content clay that is smooth and fires a rich red brown. A further firing to convert ceramic colouring materials applied on top of a glaze to a permanent form. Chucks are thrown and bisque fired clay cylinders which are open on both sides. The term used to describe any formula of clay.

This term is derived from the latin culina which refers to a structure built for the purpose of retaining heat that is introduced into the main chamber. The second fire is the glaze fire and this clay is called glazeware. Exceptions are those used for technical structural or refractory applications. For example porcelain is a translucent white clay body.

Long strands of clay which are. On low fired wares primarily just a physical interlocking of glaze into pores in clay. Generally bisque is clay that has been fired to a kiln setting of cone 04. The composition of any clay body will change depending on where the clay is mined.

In high fired wares an intimate interaction of clay and glaze reinforced by mullite crystals creating very strong bond. Clay body a mixture of different types of clays and minerals for a specific ceramic purpose. Refers to the appearance of broken bubbles found on the glazed surfaces of fired ceramic pieces. Four ceramic construction techniques.

The crystallinity of ceramic materials ranges from highly oriented to semi crystalline vitrified and often completely amorphous e g glasses. Coil a piece of clay rolled like a rope used in making pottery. And 4 the business of the potter. Clay alumina silica water.

After the first firing the clay is called ceramic. The range of terms to use to refer to fired clay can be a bit confusing.