This standard specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of mica flakes for electronic tubes (hereinafter referred to as "mica flakes"). This standard applies to natural muscovite mica sheets for electronic tubes.
JC/T 52-2015 Referenced Document
GB/T 1408.1 Insulating materials.Test methods for electric strength.Part 1:Test at power frequencies*， 2016-12-13 Update
GB/T 1409 Recommended methods for the determination of the permittivity and dielectric dissipation fator of electrical insulating materials at power,audio and radio frequencies including meter wavelengths
GB/T 1410 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials