This specification covers the material and process requirements for fabricating sandwich radomes having polyimide-resin-impregnated quartz cloth shells and polyimide-resin syntactic foam cores. Primarily as a radar-transparent structure for use as an electromagnetic window up to 315 degrees C (600 degrees F).
SAE AMS3912A-1985 Referenced Document
ASTM D2520 Standard Test Methods for Complex Permittivity (Dielectric Constant) of Solid Electrical Insulating Materials at Microwave Frequencies and Temperatures to 1650oC*, 1995-04-17 Update
ASTM D2584-68 Standard Method Of Test For Ignition Loss Of Cured Reinforced Resins
SAE AMS2350BA STANDARDS AND TEST METHODS*, 1989-10-01 Update