Question

Why are core prints added to the patterns when cores are used?

(a) They provide different cooling rates to the core

(b) They provide support to the cores and strength to the mould and core itself

(c) They are used to ease the removal of a core

(d) They are used to manufacture cores

The question was posed to me during an interview for a job.

Asked question is from Different Functions of Core topic in portion Core and Core Making of Casting-Forming-Welding I

Answer 1

Right choice is (b) They provide support to the cores and strength to the mould and core itself

Explanation: Core prints provide support to the cores which are not stable by themselves.