Question

In the mechanized foundry, rubber coated chills are used for supporting the cores in the mould system.

(a) True

(b) False

The question was asked in semester exam.

This intriguing question originated from Mechanized Foundry in section Foundry Mechanizations of Casting-Forming-Welding I

Answer 1

Correct answer is (b) False

The best I can explain: The chills are coated with a rubber compound and in some special cases are sprayed with fine silica sand. These chills are basically used to promote solidification in a particular portion of the casting system, while for supporting the cores, the chaplets are used which placed in the mould space.