Forgings are made by hammering, pounding or squeezing the aluminum into areas. Casting requires two solutions. Just one is sand casting, during which A brief sand mildew is made for making a component. Another is die casting, wherever the mold is permanent and will likely be cast iron or steel. https://aluminiummanufacturing80011.madmouseblog.com/4143263/a-simple-key-for-aluminium-manufacturing-unveiled