During fabrication of castings utilizing the lost wax technique, the wax pattern and attached sprue are encased in an investment ring into which _______ is poured.

Name: During fabrication of castings utilizing the lost wax technique, the wax pattern and attached sprue are encased in an investment ring into which _______ is poured.
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Question

Quizplus · Accepted Answer

Investment gypsum is poured into the investment ring to encase the wax pattern and sprue, forming a mold for the casting process.

During Fabrication of Castings Utilizing the Lost Wax Technique, the Wax