Drop Forging: A Look Into Its Characteristics and Processes

Drop forging is one of the most widely recognizedThis process, also known as smith forging, makes
processes to shape metals. The process involvesuse of a hammer in order to deform the work piece.
heating a work piece then forming it through theThe concept evolves on the fact that the work
so-called rapid closing of the punch and die. This helpspiece is not exposed thus allowing it to flow except
force the piece to conform to the die cavities. Anyin areas where it goes in contact with the die. The
work piece used in the process may undergo a seriesoperator of the open die needs to look for the
of operations before getting the shape needed forproper positioning of the work piece before the
the material.desired shape is attained. This technique is applicable
Characteristics of the processin order to attain custom work results. It is favorable
The characteristics behind drop forging rely upon thebecause it increases the strength of the work piece
basic processes behind it. First, it transforms heatedat any given directions.
metal with either singular or repeated blows. This is inImpression-die forging
sequence with individual or multi-staged die cavities.In this drop forging process, the metal is placed in a
After this, a parting line (also called as a flash) ismold that is often attached to the anvil. Just like the
produced on the work piece. In this manner, the flashmetal sheets, the hammer needs to be shaped as
should be removed. In order to result to a highlywell. The hammer causes the metal to flow into the
favorable surface finish, machining is required. Thisdie cavities. Dropping of the hammer will depend upon
characteristic of the process will help the work piecethe complexity of the project and the size desired in
become tolerant on different dimensions.the output. Any excess metal is squeezed from the
Open-die drop forgingdie cavities in the flashing process.