OPC Clinker

Origin                         India

SiO2                            22.50   Max

CaO                             64.00   Min

Al203                           6.80     Max

Fe203                          5.00     Max

MgO                            3.50     Max

SO3                             1.50     Max

Chlorides                      0.10     Max

Free CaO                     1.50     Max

Insoluble Residue          0.50     Max

LOI                              1.00     Max

Bulk Density                 1.0 – 1.30

LSF                             0.90     Max

SM                              2.50     Max

AM                              1.80     Max

C3S                             50%     Min

C2S                             25%     Min

C3A                             15%     Max

C4AF                          15%     Max

Size                              +30 mm           10% Max

                                    - 30 mm           90% Min