vacuum induction melting

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vacuum induction melting

metallurgy

Also known as: VIM

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process

In steel: Induction melting
This is called vacuum induction melting, or VIM. When liquid steel is placed in a vacuum, removal of carbon, oxygen, and hydrogen takes place, generating a boil in the crucible. In many cases, the liquid steel is cast directly from the furnace into ingot molds that are placed…
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