Caterpillar Inc.
CASTING PARTS CYCLE LIFE IMPROVEMENT USING LOCALIZED GRADIENT MATERIAL

Abstract:

A method of additive manufacturing can include forming a machine part having a first portion formed from a cast iron material; forming a second portion adjacent the first portion formed of a combination of the cast iron material and a different material; and forming a third portion adjacent the second portion formed of only the different material, wherein the third portion is located at a predetermined critical area of the machine part.