Due to the incidence of cement dermatitis EU directive 2003/53/EC brought a new challenge to the cement producing companies in the European Union. New legislation meant that cement producers must ensure that chromium levels are kept to an acceptable level. Elimination of Chromium VI is only possible by a chemical reduction process. This is performed by mixing ferrous sulphate powder or tin sulphate to the cement during the milling process. Dur

Join for free to read