Most Cermets, which normally have high thermal conductivity and high thermal shock resistance, comprises of ceramic & metallic components of __________ percent respectively.
Options
A. 80 and 20
B. 20 and 80
C. 50 and 50
D. 60 and 40
Correct Answer
80 and 20
Refractory Technology problems
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1. Refractories subjected to alternate cycles of heating & cooling are liable to loose their resistance to