Faucets are everywhere in our lives and now we use that are usually made of brass and then covered with other metals. Workers melt the brass into a pot and heat it up to 2,000 degrees Celsius. Before the construction starts, the sand core model needs to be put into a steel mold larger than him, and when everything is ready, the filling process can be entered. The cast machine places the steel mold on the stove, and the liquid brass enters the steel mold through the pipe, and then flows along the cracks between the molds, forming the main body of the faucet