Question

Riser aids in establishing proper temperature gradient so that __________ solidification takes place.

Answer 1

Answer.............

.is

Answer 2

Thanks for this question. Please find the answer below:

Riser aids in establishing proper temperature gradient so that directional solidification takes place.

Directional solidification is a rule that describes that solidification of the molten metal in a casting must occur in a certain manner that liquid feed metal is always available for the solidifying portion.