Job Description:

• 1) Fabricates plaster molds from models of jewelry articles and trophy figurines preparatory to casting metal molds: Presses one side of model into clay.

• 2) Builds up clay around exposed half of model to retain plaster.

• 3) Mixes plaster powder with water and pours it around exposed half of model to form mold.

• 4) Allows plaster to set and removes clay and model from plaster mold.

• 5) Brushes loose particles from mold and applies shellac to preserve mold and to prevent absorption of moisture.

• 6) Covers surfaces of mold with dry bone powder to prevent shellacked surface from sticking in sand mold.