... Mica flake Mica powder:10mesh,20mesh,40mesh Mica flakes:1-2mm,2-3mm,3-5mm Process:dry methe ,wet method Mica ... ,Dry ground sericite,wet ground sericite, Golden mica,Biotite .Element Date for ReferenceElementSiO2AI2O3K2OFe2O3CaONa2OMgOH2OContent%44-5020- ... and Data for Reference:1. Wet Ground Mica PowderSizeOver sieve%Sand%Loose DensityWaterLostWhitenessDia-thick Ratio120um/ ... 5≤0.22≤1.06560 Mica flake