There are a number of components of a wire construction. To make it easier to find the information you are looking for, the information has been broken into 4 sections: Wire Specification, Wire Tests, Insulation Information, and Conductor Types.
This contains information on a wide selection of tests that have been identified over the years as part of wire insulation, conductor, construction, or in-service condition. [LINK]
This contains information for all of the aerospace specifications available within the WireFacts.com data system. [LINK]
This contains information on polymers and the chemical/physical properties of those polymers. This includes information about which aircraft these wires have been found, the advantages and disadvantages of each polymer and other details. [LINK]
This page contains some brief information about conductor types, rating, and other considerations for conductors. [LINK]