Meaning & use
sprue
Last updated
in metal or plastic casting, the channel through which molten material is poured into a mold, or the excess material that hardens in that channel.
See it in a sentence
Workers snapped off the sprue after the plastic toy had cooled in its mold.
The foundry recycled the leftover sprue from each casting.
A note on using this word
Sprue is a specialized manufacturing and model-making term; a completely unrelated medical sense refers to a malabsorption disease of the small intestine.
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