Calcium silicon
Product Specification:
    Chemical composition  %
Designation     Si     Ca     C     Al     P      S
    Not less than     Not more than
Ca31Si60     55~65     31      0.8      2.4      0.04      0.06
Ca28Si60     55~65     28      0.8      2.4      0.04      0.06
Ca24Si60     55~65     24      0.8      2.5      0.04      0.04