... saddles' smooth surface imparts a high chemical resistance and provides them with a high level of stability. ... aqueous cleaning, fine chemical, environmental protection, pharmaceutical, fertilizer, and metallurgical plants where they are widely used in the ... towers of drying, filter, absorbing, cooling, washing, and recovering.Chemical Composition: SiO2Al2O3SiO2+Al2O3Fe2O3CaOMgOK2O+Na2OOther>69%15- ...