Machining Methods Most Adaptable to Aerospace Materials

The wide assortment of metals and alloys used for structural purposes in the aerospace industry is classified in terms of machinability. Applications of these materials to important aerospace components, as well as major machining operations on these components, are indicated. The preponderance of metal removal is accomplished by conventional machining methods. Recommended cutting conditions for milling, turning, and drilling of important alloys are presented. Electronic machining methods are applicable to special operations. A summary of these is presented, which includes applications, surface finish, dimensional tolerance capability and practical rates of metal removal.