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refractory material

 
 
Reply Sat 9 Aug, 2014 09:58 am
is any substance which has a high melting point a refractory material, explain
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Type: Question • Score: 0 • Views: 585 • Replies: 1
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timur
 
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Reply Sat 9 Aug, 2014 11:15 am
No, having a high melting point is a necessary condition but it's not sufficient to make a refractory.

A refractory material has to be chemically stable at high temperatures, stand thermal shocks and have definite thermal expansion and conductivity coefficients.
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