INTRODUCTION
Historically, plastics have been used for windshields, windows, landing-light covers, and interior furnishings of aircraft for many years. Because of their low cost and ease of maintenance, plastic materials are very likely to continue to be used in the foreseeable future.
FUNDAMENTALS OF PLASTIC MATERIALS
Characteristics of Plastics
Plastics can be classified by many methods. One generally accepted method of classification is by their response to heat.
Thermosetting plastics are plastic compounds or solutions that require the application of heat to set up properly, or “harden.” Once these materials have set, further ...