What is caste?

Casting is a process of pouring molten metal into a mold to form a part. After removing from the mold, the part may be machined and heat treated for use. The part is referred to as a casting. The metal is usually more porous than other types of metals.

A Forging is a part made by hammering steel into a final shape. Some forgings are shaped to a special hammer form. The forging is stronger than a casting.