high opacity,high whiteness, fine particle,good dispersion,little residue on 325 mesh sieve ... TY-80-1 giving very high opacity,high whiteness, fine particle,good dispersion,little residue on 325 mesh sieve, ... used in high-quality paints such as emulsion paint,powder coating,oily paint etc.Physical index,specificationTY-80-01Whiteness ... .80.50.30.10.2 TY-80-01 Ultra fine and super white calcined kaolin