Die match

Also known as mismatchThe misalignment or error in register of a pair of forging dies; also applied to the condition of the resulting forging.. The alignment of the upper (moving) and lower (stationary) impressionA cavity, or series of cavities (multiple), machined into a forging die to produce a desired configuration in the workpiece during forging. in the dieThe machined recess in a die that gives the forging its shape..