Question

The _______ is responsible for cavities in castings in the foundry.

(a) Patterns

(b) Sand

(c) Cores

(d) Riser

The question was posed to me during an internship interview.

This is a very interesting question from Cores and Core Prints topic in division Foundry Introduction of Foundry and Forging

Answer 1

The correct answer is (c) Cores

To elaborate: In a foundry, a core is usually placed in the mould box as a separate entity or the integrated part of the pattern to form a castings that has intricate parts and when it requires to produce internal cavities and reentrant angles.