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ESC’s affiliated manufacturers with the highest degree of technology and the most modern machinery are capable of producing different types of Portland and Pozzolanic Cement with the best quality to meet local demands and to offer them in the international markets as well.

PORTLAND CEMENT TYPE I
PORTLAND CEMENT TYPE II

 

Chemical Specifications

Plant

SiO2

Al2O3

Fe2O3

CaO

MgO

SO3

C3S

C3A

MS

MA

LSF

Free CaO

In-R

T Alkali

LOI

Dashtestan Cement Co.

21-23

4.5-6.5

2.5-3.5

63-65

<3

<2

45-55

10-12

2.4-2.6

<2.3

90-93

<1.5

<0.5

<1.5

<1.5

 

 

Chemical Specifications

Plant

SiO2

Al2O3

Fe2O3

CaO

MgO

SO3

C3S

C3A

MS

MA

LSF

Free CaO

In-R

T Alkali

LOI

Darab Cement Co.

20-22

4-5.5

3-5

63-65

<2

<2.5

43-53

<8

2.4-2.6

<1.5

90-95

<1.5

<0.75

<1

<1



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