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Green body

A green body is an object whose main constituent is weakly bound clay material, usually in the form of bonded powder or plates before it has been sintered or fired.

Unfired clay is a common example of a green body.

In ceramic engineering, the most common method for producing ceramic components is to form a green body comprising a mixture of the ceramic material and various organic or inorganic additives, and then to fire it in a kiln to produce a strong, vitrified object.[1] Additives can serve as solvents, dispersants (deflocculants), binders, plasticizers, lubricants, or wetting agents.[2]

This method is used because of difficulties with the casting of ceramics — due to their extremely high melting temperature and viscosity (relative to other materials such as metals and polymers).

See also edit

References edit

  1. ^ Ring, Terry A. (1996). "Ceramic Green Body Formation". Fundamentals of Ceramic Powder Processing and Synthesis. pp. 609–679. doi:10.1016/B978-012588930-8/50017-6. ISBN 9780125889308.
  2. ^ Rahaman, Mohamed N. (2003-07-31). Ceramic Processing and Sintering. ISBN 9780824709884.
 
An Etruscan ceramic amphora ca. 540–530 BC.

green, body, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, removed, find, sources, news, newspapers, books, scholar, jstor, october, 2018,. This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources Green body news newspapers books scholar JSTOR October 2018 Learn how and when to remove this template message A green body is an object whose main constituent is weakly bound clay material usually in the form of bonded powder or plates before it has been sintered or fired Unfired clay is a common example of a green body In ceramic engineering the most common method for producing ceramic components is to form a green body comprising a mixture of the ceramic material and various organic or inorganic additives and then to fire it in a kiln to produce a strong vitrified object 1 Additives can serve as solvents dispersants deflocculants binders plasticizers lubricants or wetting agents 2 This method is used because of difficulties with the casting of ceramics due to their extremely high melting temperature and viscosity relative to other materials such as metals and polymers See also editCompaction of ceramic powders Ceramic art Pottery Solid state chemistryReferences edit Ring Terry A 1996 Ceramic Green Body Formation Fundamentals of Ceramic Powder Processing and Synthesis pp 609 679 doi 10 1016 B978 012588930 8 50017 6 ISBN 9780125889308 Rahaman Mohamed N 2003 07 31 Ceramic Processing and Sintering ISBN 9780824709884 nbsp An Etruscan ceramic amphora ca 540 530 BC nbsp This ceramic art and design related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Green body amp oldid 1180718285, wikipedia, wiki, book, books, library,

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