The usual percentages of clay and metal in cermet are :-A-50%, 50%B-60%, 40%C-70%, 30%D-80%, 20%.-D-80%, 20%.

Question

APTITUDE CRACK · Accepted Answer

D 80%, 20%. A Cermet is a composite material composed of Ceramic (Cer) and Metal (met) materials. It has both the properties of ceramics and metal.

Building Materials - Engineering