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Green sand is new or reclaimed sand mixed with natural or synthetic binders and is the most commonly used material for the manufacture of aluminum consumption molds. Wet sand molds get their name from the fact that they are still wet when molten metal is poured into them. The process flow of aluminum sand casting using green sand and gravity filling method can be summarized as follows: A mold is created by placing a mixture of sand, clay and water on a model (a replica of the object to be cast). While this process can be done by h... more