This document stipulates the basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality commitments for iron-based electromagnetic wave absorbing composite material products. This document applies to iron-based electromagnetic wave absorbing composite materials (absorbing coils for short) using iron-silicon-aluminum, iron-silicon-aluminum-chromium, iron-nickel and other alloy powders as absorbers. The applicable frequency range is 1 MHz to 6 GHz.
T/ZZB 2425-2021 history
2021T/ZZB 2425-2021 Ferrous matrix composite of electromagnetic wave absorbing sheet