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Riser (casting)

A riser, also known as a feeder, is a reservoir built into a metal casting mold to prevent cavities due to shrinkage. Most metals are less dense as a liquid than as a solid so castings shrink upon cooling, which can leave a void at the last point to solidify. Risers prevent this by providing molten metal to the casting as it solidifies, so that the…

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Directionally solidifiesChvorinov's ruleChills
3 related topics

Types

PipesDozzle
2 related topics

Overview

Metal castingMoldShrinkage
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Riser (casting)

Nodes14
Edges13
Triples0
Avg. degree1.86
Density0.142857
Components1

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riser casting mold risers top metal cavity hot material size known shrinkage must solidification also enough used one open usually

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