As far as aluminum sand casting is concerned, know that it can offer a lot of advantages. Let’s take a look at some prominent advantages.
Machining costs a lot of money. The goal of manufacturers is to reduce the use and cost of secondary machining. They do so by offering close dimensional control, total repeatability, and a smooth finish. Also, this process allows flat casting of the surfaces.
Please read the originial post here: https://www.flamingfoundry.com/category/sand-casting