... elastomer etc..2 Inorganic filler: CaCO3, Mg CO3 , BaSO4 , MgO, Al(OH)3, hydrated magnesium silicate etc..3 This product is also ... used in pyrocondensation material, for handling Mg(OH)2, Al(OH)3, can decrease dramatically Mg(OH)2, Al(OH)3 water absorption, enhance the compatibility ...