Monday, December 14, 2020

10 FUNDAMENTALS OF CERAMICS ( IMPROVING DESIGN)

 10 FUNDAMENTALS OF CERAMIC 


1. BISQUE -  Unglazed clay, fired once at a low temperature.

2. COIL CONSTRUCTION – Rope like pieces of clay that are stacked to form a wall and build the object. This technique is one of the most commonly used hand-building methods.

3. GREENWARE - Unfired pottery that is bone-dry, a state in which clay forms are the most fragile.

4. GLAZE FIRING - Typically the second firing of a piece pottery which has been coated with glass forming materials. The approximate temperature of this firing 2300.

5. LEATHER HARD - Refers to clay that is dry enough but still damp enough to be joined to other pieces or carved without distortion. Clay at this state resembles leather. Hard to bend and soft enough to be carved.

6. GLOSS - A shiny surface

7. PRESS MOLD - A form which clay is compressed into, resulting in a repeatable shape or texture. These are usually made of plaster. We used plastic bowls lined with plastic or newspaper as press molds.

8. PLASTICITY - Quality of clay that allows it to be manipulated and still maintain its shape without cracking or sagging.

9. FORM - Three-dimensional shape and structure of an object.

10. SCORING – Roughing up of the surface of clay for joining .

11. THROWING – Forming clay on a potters wheel.


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