(1) A condition created in a The process of working metal to a desired shape by impact or pressure in hammers, forging machines (upsetters), presses, rolls, and related forming equipment. when the The metal blocks into which forging impressions are machined and from which forgings are produced. used in the forging operation do not align properly. (2) The alignment of the upper and lower The metal blocks into which forging impressions are machined and from which forgings are produced. in the A machine that applies a sharp blow to the work area through the fall of a ram onto an anvil. The ram can be driven by gravity or power. See also Gravity Hammer and Power-Driven Hammer. or A machine tool with a stationary bed and a slide or ram that has reciprocating motion at right angles to the bed surface; the ram is guided in the frame of the machine..