CAO

64.0-66.0

64.77

SiO2

20.5-23.0

21.02

Al2O3

4.5-6.0

5.42

Fe₂O₃

3.0-4.5

3.98

MgO

2.0-3.5

3.04

SO₃

0.60max

0.43

Na2O+K2O

0.60max

0.48

IR(Insoluble Residue)

0.50max

0.12

Loss on lgnition(LOI)

1.0max

0.17

F-CaO

1.50max

1.24

C₃S

50.0-65.0

55.66

C₂S

12.0-25.0

18.27

C₃A

6.0-11.0

7.61

C₄AF

8.0-15.0

12.1

Initial Set

90-140 minutes

 

Final Set

140-200 minutes

 

3Days compressive strength

28Mpa min

30.4

28Days compressive strength

58Mpa min

59.7