Historical
IEC 60819-3-4 Ed. 1.0 b:2001
Non-cellulosic papers for electrical purposes - Part 3: Specifications for individual materials - Sheet 4: Aramid fibre paper containing not more than 50 % of mica particle
Specifies requirements for two types of aramid fibre paper containing mica particles and designated as PAaM. type 1: calendered aramid paper containing mica particles. type 2: uncalendered aramid paper containing mica particles.
International Electrotechnical Commission [iec]