Method for making a reflector of a satellite broadcasting receiving parabolic antenna

摘要

A method of making a reflector of a satallite broadcasting receiving parabolic antenna. The reflector includes a reflective plate which has a skin layer and a core layer disposed within the skin layer which are formed by sandwich injection molding. The skin layer includes a synthetic resin, and the core layer includes a synthetic resin which has pieces of an electric wave reflective material dispersed therein. The parabolic surface of the reflective plate is coated with a protective coating.