Chemical Engineering Mcqs

Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of_____________________?

(A) 90% tungsten carbide and 10% cobalt

(B) 70% aluminium oxide & 30% silica

(C) 30% nickel, 15% chromium & 55% tungsten

(D) 65% tungsten & 35% zirconium

Submitted By: Ali Uppal

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