Table 1 Chemical and mineral composition of CEM I 52.5 N and specific surface (Blaine fineness).

From: The water kinetics of superabsorbent polymers during cement hydration and internal curing visualized and studied by NMR

 

CEM I 52.5  N mass-%

CaO

63.12

SiO2

18.73

Al2O3

4.94

Fe2O3

3.99

SO3

3.07

MgO

1.02

K2O

0.77

Na2O

0.41

Cl−

—

S2−

—

Mn

—

C3S

67.0

C2S

3.2

C3A

6.3

C4AF

12.1

Specific surface

390 m²/kg

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