... 20mesh, 40mesh, 60mesh,100mesh,200mesh, 350mesh . Mica Powder:10mesh 20mesh, 40mesh, 60mesh,100mesh,200mesh, 325mesh .Mica Flakes: 1- ... be adjusted according to customers demands.Data for reference:Element: SiO2 Al2O3 Fe2O3 K2O MgO CaO Sand DensityContent %: 44-50 20 ... -durable products.Use as suspended substance in fire-fighting dry powder.Taken as a filler, a shelter, a lubricating substance, a ...