Composition
Aluminum, tin, lead, and zinc.
Features
- (+) High machinability
- (+) Water lines can be cast into mold
- (+) Very easy to work with
- (-) Relatively expensive compared to steels
- (-) May have air and blow holes in mold
Applications
Kirksite is used for prototype molds which require very limited production runs. Its ease of machining makes it a good selection for quick prototype applications.
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