Question

Chilled cast iron is produced.

• A. All of the options
• B. By adding magnesium to molten cast iron
• C. From white cast iron by annealing process
• D. By cooling of molten cast iron

Answer 1

Answer:

D. By cooling of molten cast iron

Chilled cast iron is produced by cooling molten cast iron at a specific rate to form both white and gray cast iron. It is used for surface preparation and as an aggregate in high-density concrete.