Mica powder widely use in high-grade paint, coating, ink, rubber, plastics, wire ,cable and so on. Mica Powder Fineness of Mica powder :800 ... white mica) ,secondly is phlogopite, Use 1. the superfine mica powder is the fuctional filler of plastic,coating agent,paint,rubber ... %Calcium oxide (CaO)1.8%Titanium dioxide (TiO2)0.04%Iron oxide (Fe2O3)0.06%Water content (H2O)0.25% High quality Mica Powder