kaolin SiO2 54%,Brightness:95,1250MESH Longyan good quality OEM kaolin TECHNICAL DATAFEATURES AND USE Our product is made from natural high quality kaolinite with series processing as calcine, purification and complex etc.It has good absorbency, viscosity, a low conductivity of heat and electricity and stability rigidity of surface. It is widely used in ceramics, plastic, paper making, rubber ...