1. Casting By Jeffrey Wu

2. Definition: Casting is a process by which a material is introduced into a mold while it is liquid, allowed to solidify in the shape inside the mold, and then removed producing a fabricated object, part, or casing. Molding is the process of manufacturing by shaping pliable raw material using a rigid frame or model called a mold.

3. Four main parts: Pattern Mold Cores Part An example of an art work that can be produced by casting.

4. Expendable Mold Casting - Needs non-reusable molds Non-Expendable Mold Casting - Can re-use the molds Sand Casting Investment Casting Plaster Casting Die Casting Permanent Mold Casting Centrifugal Casting

5. Sand Casting Traditional Damp sand and clay wax mix to produce a hollow mold Oldest and best understood Die Casting Forces the fluid into a steel mold under pressure Less work More quickly and economically Precise

6. This is a hand truck casting

7. Silicon Bronze Sink

8. Reference: http://en.wikipedia.org/wiki/Casting http://www.kineticdiecasting.com/index.html http://www.efunda.com/processes/metal_processing/sand_ca sting_intro.cfm