The sand casting or sand molded casting is a foundry process where reusable Pattern normally made up of wood or similar materials are used for creating the sand mold cavity into which the molten metal are poured to produce the product. The mold is normally made up in two or pieces depending upon the geometry of the component to be casted.
Image source: Wiki
Level of surface finish achieved: 50-12.5 micro meters
– Low cost setup
– Waste can be recycled
– Long cycle time
– Poor surface finish
– Chances of defects are high
Ideal applications: Suitable for less intricate, simple, loose toleranced components made up of different metals like steel, cast iron, aluminum, brass.