Question

Blowing of air is required in water passages is gravity die casting.

(a) True

(b) False

This question was posed to me in quiz.

My enquiry is from Gravity Die Casting in portion Moulding Machines & Special Moulding Processes of Foundry and Forging

Answer 1

Correct answer is (b) False

The explanation: Water is sometimes used as a cooling agent in the gravity die casting process. Water passages in the mould or cooling fins made on the outside of the mould surface are blown by air otherwise water mist is created in the chilling effect.