Question

____________ machine is similar to the mold roll over machine.

(a) Core blowing machine

(b) Squeezing machine

(c) Core roll over machine

(d) Core extrusion machine

The question was posed to me in homework.

This intriguing question originated from Methods of Making Cores in chapter Sand Moulding of Foundry and Forging

Answer 1

Correct answer is (c) Core roll over machine

The explanation: The core roll over machine is similar to the mold roll over machine. Core box is rammed with the sand using the jolt principle. Core box is then rolled over, the core is withdrawn. After this, the core box is sent to the baking oven.