Permeability of a foundry sand is
A)Capacity to hold moisture
B)The ability of sand to withstand high temperatures
C)Distribution of binder in sand
D)Porosity to permit the escape of gases
E)Fineness of sand

Question

Quizplus · Accepted Answer

Permeability of a foundry sand refers to its porosity or the ability to allow gases to escape through it. This is crucial in casting processes to prevent defects in the final product caused by trapped gases.

Permeability of a Foundry Sand Is