Check

Crack in a die impressionThe portion of the die surface that shapes the forging., generally due to forgingThe process of working metal to a desired shape by impact or pressure in hammers, forging machines (upsetters), presses, rolls, and related forming equipment. pressure and/or excessive dieThe machined recess in a die that gives the forging its shape. temperatureThe temperature of the forging stock just prior to forging.. Die blocksThe metal blocks into which forging impressions are machined and from which forgings are produced. too hard for the depth of the dieThe machined recess in a die that gives the forging its shape. impressionA cavity, or series of cavities (multiple), machined into a forging die to produce a desired configuration in the workpiece during forging. have a tendency to checkCrack in a die impression, generally due to forging pressure and/or excessive die temperature. Die blocks too hard for the depth of the die impression have a tendency to check or develop cracks in impression corners. or develop cracks in impression corners.