DIES FOR SHAPING CONTAINERS AND METHODS FOR MAKING SAME.

摘要

A method of manufacturing a die (10) for shaping metal containers comprises providing an expansion die (10) for manufacturing metal containers and peening at least a portion of the work surface (12) of the expansion die. Another method of manufacturing a die (30) for shaping metal containers comprises providing a die (30) for narrowing a diameter of metal containers and peening at least a portion of the work surface (32) of the die.