Question

Binders are added to increase the strength of the core.

(a) True

(b) False

I got this question in a job interview.

Question is taken from Cores and Core Prints in portion Foundry Introduction of Foundry and Forging

Answer 1

Right option is (a) True

The explanation is: The foundry process requires binders for almost every application. The making of the cores requires binders for the making of cores. The binder quantity increases the adhesive properties of the core and it can be used to increase the dimensional accuracy of the cavity.