Phenol formaldehyde impregnated paper used in process is made from special pulp, material available in almost unlimited quantities; McDonnell Aircraft Corp working in cooperation with other agencies has produced, for example, paper plastic wing tip composed of but 13 parts compared to 96 parts for same tips constructed of aluminum; tests have shown tip to be both stronger and lighter than its metal contemporary.
Fabricating plane parts from paper
Aviation
Aviation ; 41 , n 11 ; p 138
1942
Article (Journal)
English
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