Structure of graphite layers in composite parts can be checked by pyrolizing epoxy portion of composite samples. After 2-3 hours in nitrogen atmosphere at 540 C, only graphite fibers remain. These can be separated and checked for proper number, thickness, and orientation.
Examining graphite reinforcement in composites
NASA Tech Briefs ; 5 , 1
1980-08-01
Sonstige
Keine Angabe
Englisch
Intercalated-Graphite-Fiber Composites
NTRS | 1995
|Graphite-metal carbide composites
TIBKAT | 1966
|Intercalated-Graphite-Fiber Composites
Online Contents | 1995
Development of graphite/polyimide composites.
NTRS | 1971
|Lightweight, Fire-Resistant Graphite Composites
NTRS | 1986
|