Q. In a casting process, a vertical channel through which molten metal flows downward from pouring basin to runner for reaching the mold cavity is called
(A) blister (B) sprue (C) riser (D) pin hole
Ans: sprue
Sol: In a casting process, a vertical channel through which molten metal flows downward, from the pouring basin to the runner for reaching the mould cavity is called sprue.
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