3cao sio2 2cao sio2 3cao al2o3 4cao al2o3 fe 2 o 3
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Микроскопический снимок шлифа цементного клинкера 3CaO∙SiO2; 2CaO∙SiO2; 3CaO∙Al2O3; 4CaO∙Al2O3∙Fe 2 O 3. C 3 S. C 2 S. C 3 A+C 4 AF. СаО=С, SiO 2 = S , Al 2 O 3 = A , Fe 2 O 3 = F. Тейлор Х. Химия цемента. Пер. с англ. – М.: Мир, 1986. – 560 с.

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C 3 S

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3cao sio2 2cao sio2 3cao al2o3 4cao al2o3 fe 2 o 3

3CaOSiO2; 2CaOSiO2; 3CaOAl2O3; 4CaOAl2O3Fe2O3

C3S

C2S

C3A+C4AF

=, SiO2=S, Al2O3=A, Fe2O3=F

. . . . .: , 1986. 560 .


C 3 s

  • 3S (C2S) + H2O -> C-S-H- + Ca(OH)2

  • C3A + H2O -> C2AH8+C4AH19->C3AH6

  • C3A + 3 + 26H2O -> (Ca3Al(OH)612H2O)2(SO4)32H2O ()

  • =, SiO2=S, Al2O3=A, Fe2O3=F, =2, =SO3


C 3 s

,

C3A

C3A+CSH2

C3S

C2S

20 40 60 80 100

,

, %


C 3 s

,

,

,


C s h

C-S-H

3S (C2S) + H2O = C-S-H- + Ca(OH)2


C 3 a

C3A

C3A + H2O -> C2AH8 +C4AH19


C 3 s

-

C3A + 3 + 26H2O ->

., . - . . : , 2004, 301 .


C s h1

C-S-H


C 3 s


C 3 s

, : 1 1; 2 3; 3 - 28


C 2 s

(C2S)


C 3 s

3S ,

3S

,


C 3 s

(C3S)

Q,

dQ/d, d/d

I - ; II - , III - , IV - , V -

-


Cao sio 2

CaO SiO2

3S (C2S) + H2O = C-S-H- + Ca(OH)2


C 3 s

% sodium silicate

10th Int. Cong. Chem. Cem.: Proceed. - Gothenburg, 1997. V. 3. . 3iii024 (8pp).


C 3 s

1 ;

2 Na2OSiO25H2O;

3 Na2O2.8SiO23H2O

. 2006. . 79. 4. . 533-536.


C 3 s

(/)

Na2OSiO25H2O

Na2O2.8SiO23H2O

40 80 120 ,

1- ;

2 ()


C s h2

C-S-H

Advances in Construction Materials. 2007. P. 531-538.


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