Introduction to clay (1)

CeramicsBy: Casey Ondek

What are Ceramics

“The art and science of forming objects from earth materials containing or combined with silica, produced with the aid of heat treatment at 1300 ferenhight or more”

(Susan Peterson, The Art and Craft of Clay)

“A ceramic is an inorganic, non-metallic solid prepared by the action of heat and subsequeuentcooling”

(Wikipedia)

Domestic:Cooking

Storing Food

Transporting and Storing Water

Religious or Ceramonial UsesSymbolic Representations

Grave Objects

Tomb Figures

Distribution Evidence or Trade

Artistic Expression

http://www.thefakebusters.com/canopic%20jars/photos%20canopic%20jars/Egyptian%20canopic%20jar%202.jpg

The Molecular

Composition of

Clay

Al2O3 2SiO2 2H2O

Plasicity

Shrinkage

Porosity

Vitrification: Quartz Inversion

Primary (Residual)

The Mother Clay

Secondary (Sedimentary)

The Desendants

Kaolin

Ball Clay

Fireclay

Stoneware

Earthenware

Slipclay

Bentonite

http://www.rockinghamcc.edu/library/pottery/collection_1_RCC_ancient_pottery_collection.jpg

http://pubs.usgs.gov/of/2001/of01-041/htmldocs/images/kaostru.jpg

http://www.youtube.com/watch?v=JWIMHNo5os8

Base Clay

Plasitcizer

Filler or Temper

Colorant

Clip Art

Firing Temperature

Pyrometric Cones

http://www.netzsch-thermal-analysis.com/data/produkte/31_produkt.jpg

www.googleimages.com

Some Types of Advanced Ceramics

Alumina

Silicon Nitrate and Silicon Carbide

Transformation- Toughened Zirconia (ITZ)

http://www.vertebr.ae/Blog/wp-content/uploads/2010/02/zirconia-transformation-toughening-in-ceramics.gif

Some Uses of Advanced Ceramics

Insulation

Piezo Eletric and Magnetic Ceramics

Lasers

Semiconductor

Medical and Bioceramics

Correlle

http://adsoftheworld.com/files/images/corelle_dinnerware_vending_machine.jpg