MACHINIST TOOL DIE PUNCH PRESS FORGING METAL WORK AMMO+

PROFUSELY ILLUSTRATED *** dated 1943 *** 515 PAGE HARDCOVER *** (497pg plus xviii) - Hardcover Book Profusley illustrated with Photographs, Drawings and Diagrams bringing you a Reference Book on Die Engineering Layouts and Formulas Illustrating and Describing the Key Designs of Punches and Dies based on precept and formulas .... since this book was produced during WWII there is work shown on the forming and drawing of ammunition shells .... large cartridge cases .... blanking and forming of parts for small guns progressively .... and shaping parts for bomber, fighter, and pursuit planes .. army helmets ..... this book attempts to combine the basic mechanical principles of assembled die designs with their operating details, to give the necessary mathematical formulas for laying out the assembled die, and to emphasize a clearly rendered drafting technique .... about 400 of such drawings and photographs are given .... Chapters: Sheet Metal Economy in the Pressroom .... Types of Blanking Dies .... Progressive Die ... Read More