lecture 26 - Engineering Ceramics APSC278 by Warren Poole...

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1 APSC278 by Warren Poole and Anoush Poursartip 1 Engineering Ceramics 2 APSC278 by Warren Poole and Anoush Poursartip 2 Properties of Engineering Ceramics Often good thermal and electrical insulators Chemically resistant to most acids, alkalis and organic solvents Mechanical properties –H i g h • elastic modulus • hardness • compressive strength • melting point • wear resistance –L o w • density • ductility • fracture toughness
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2 3 APSC278 by Warren Poole and Anoush Poursartip 3 Engineering Ceramics •E x am p l e s – ionic-covalent materials •a l um i n a (A l 2 O 3 ) •z i r c o n i a (Z rO 2
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3 5 APSC278 by Warren Poole and Anoush Poursartip 5 Bonding for Common Ceramics 6 APSC278 by Warren Poole and Anoush Poursartip 6 Bonding - Predominately Ionic • Compounds of metals and non-metals e.g. –NaC
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This note was uploaded on 10/25/2008 for the course APSC 278 taught by Professor Poole during the Fall '08 term at The University of British Columbia.

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lecture 26 - Engineering Ceramics APSC278 by Warren Poole...

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