plastics,resin,paint,ceramics,rubbers,demoulding, coating,sun-proof,building materia Specificationssericite Size: 8 mesh-1250 mesh Use:plastics,resin,paint,ceramics,rubbers,demoulding, coating,sun-proof,building materiasericiteMica1. Chemical index SiO2Al2O3K2ONa2OMgOCaOTiO2Fe2O3PH44.5~46.5%32~34% 0.6~0.7%0.53~0.81%0.4~0.6%0.8~0.9%3.8~4.5%7.82. Physical index Heat resistancecolorMohs ...