Phenol acetone and phenol formaldehyde plastics have been successfully adapted to produce drill jigs and other tools, including dies that will stand up under 8000 lb per sq in. pressure in hydraulic press forming operations; experiences at Lockheed and Vega Aircraft Corporations cited. (See also Aero Digest v 41 n 1 July 1942 p 236, 238, 240, 242 and 244; Can Aviation v 15 n 7 July 1942 p 39-42 and 54; Aircraft Production v 4 n 46 Aug 1942 p 502-7; Am Mach v 86 n 14 July 9 1942 p 731-8)
Development of plastic drill jigs and forming dies in aircraft tooling
Automotive Aviation Industries
Automotive and Aviation Industries ; 87 , n 1
1942
Article (Journal)
English
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