DIE CASTING​S

Molten metal is injected under pressure into steel dies, cooled, and part is ejected.

Available alloys: aluminum and zinc

Near net shape, close tolerances

Smooth surface finish, typical 32-64 RMS

Thin walls, minimal draft

Ounces to 25 lbs.

High tooling costs 

Low piece price

Medium to high quantities

Restrictions to design - undercuts and reverse angles must be machined

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CASTING PROCESS DETAIL COMPARISONS