Difference between revisions of "Fireclay"

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== Description ==
 
== Description ==
  
An infusible material that can withstand high temperatures without melting or cracking. Fireclay usually contains a high proportion of [http://cameo.mfa.org/materials/fullrecord.asp?name=alumina alumina] (at least 45%) in [http://cameo.mfa.org/materials/fullrecord.asp?name=silica silica] with trace impurities such as [http://cameo.mfa.org/materials/fullrecord.asp?name=iron oxide iron oxide], [http://cameo.mfa.org/materials/fullrecord.asp?name=lime lime], and [http://cameo.mfa.org/materials/fullrecord.asp?name=magnesia magnesia]. Fireclay can generally withstand temperatures to at least 1600C. It is used for making firebrick, kiln linings, muffle furnaces, and crucibles.
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An infusible material that can withstand high temperatures without melting or cracking. Fireclays are most refractory when they contain a high proportion of [[alumina]] (at least 45%) in [[silica]] with less than 5% impurities such as [[iron]], [[lime]], and [[magnesia]]. This high duty grade fireclay can generally withstand temperatures to at least 1600C and it is used for making firebrick, kiln linings, muffle furnaces, and crucibles.  Common fireclays have 35-37% alumina.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
"fire-clay (Br.); argile rfractaire (Fr.); argila refractria (Port.); refractory clay;
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fire-clay (Br.); argile réfractaire (Fr.); argila refractária (Port.); refractory clay;
  
 
Brand names: Klingenberg clay
 
Brand names: Klingenberg clay
  
== Authority ==
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== Resources and Citations ==
 
 
* Ralph Mayer, Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
 
 
 
* Richard S. Lewis, Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
 
 
 
* Robert Fournier, Robert Fournier, ''Illustrated Dictionary of Practical Pottery'', Chilton Book Company, Radnor, PA, 1992
 
 
 
* Random House, Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997
 
  
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* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
 +
* Robert Fournier, ''Illustrated Dictionary of Practical Pottery'', Chilton Book Company, Radnor, PA, 1992
 +
* Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997
 
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998
 
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998
 
 
* Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000
 
* Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000
  

Latest revision as of 13:22, 6 July 2024

Description

An infusible material that can withstand high temperatures without melting or cracking. Fireclays are most refractory when they contain a high proportion of Alumina (at least 45%) in Silica with less than 5% impurities such as Iron, Lime, and Magnesia. This high duty grade fireclay can generally withstand temperatures to at least 1600C and it is used for making firebrick, kiln linings, muffle furnaces, and crucibles. Common fireclays have 35-37% alumina.

Synonyms and Related Terms

fire-clay (Br.); argile réfractaire (Fr.); argila refractária (Port.); refractory clay;

Brand names: Klingenberg clay

Resources and Citations

  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000