Question

In pressure die casting, what is the minimum pressure that can be applied?

(a) 50 kg/cm^2

(b) 60 kg/cm^2

(c) 70 kg/cm^2

(d) 80 kg/cm^2

The question was posed to me during an interview.

Asked question is from Hot Chamber and Cold Chamber Die Casting in section Preventive Maintenance in Foundries & Metal Casting Process of Casting-Forming-Welding I

Answer 1

The correct option is (c) 70 kg/cm^2

Best explanation: The minimum pressure, which can be applied in a pressure die casting is 70 kg/cm^2. Below this pressure at 50 or 60kg/cm^2, the process of casting will not take place.