RK-8455S is a silicone antifoam, which is prepared by composite emulsification of silicon emulsifier and hydrocarbon emulsifier based on crosslinked polysiloxane as defoaming active component. It has better acid&alkali resistance and excellent defoaming&antifoaming persistence. It’s widely used in all kinds of pulp washing black liquid , wastewater treatment, cleaning industry, oil field chemical industry, etc.