Question

What is the pressure of gas that is to be supplied, for carrying the abrasives?

(a) 0.1 to 1.0 kg/cm^2

(b) 2.0 to 8.0 kg /cm^2

(c) 10.0 to 18.0 kg/cm^2

(d) 25.0 to 35.5 kg/cm^2

This question was addressed to me by my school principal while I was bunking the class.

This question is from Abrasive Jet Machining topic in section Mechanical Processes of Advanced Machining

Answer 1

Right choice is (b) 2.0 to 8.0 kg /cm^2

Easy explanation: The pressure of the carrying gas should range between 2 to 8 kg/cm^2.