Specifications:

Size (mm)     SiO2        Al2O3        MgO       Whiteness         

0---300       30%       12--18%      30%        90--93%        pink with grey

0---600       32%       12--18%      30%         96%          green with white

0---30        56%       12--18%      30%        90--92%        grey with white

0---50        60%       12--18%      30%         85%          grey with white

0--600       58%      12--18%        30%         95%          pink with white

0--600        58%      12--18%       30%         95%          green with white

0--600        58%      12--18%       30%         93%          green with white