Mixtures and ramming mix based on hydraulic binding

Mixes are used for concrete mix and monolithic lining preparation

Technical characteristics

 Rate for grade
  SShB SMKRB SMKB-75 SMKB-90 МКN-94 SМКN-85
Spec. 1523-036-59284560-2010 Spec. 14-194-206-17 Spec. 14-194-212-95 rev.1

Mass fraction, %:

Al2O3, minimum

Fe2O3, нmaximum

CaO, withing limits of

SiO2, maximum

 

42

1,2

4,0-6,0

-

 

55

1,0

6,0-8,0

-

over

72

1,0

6,0-8,0

-

 

90

1,0

4,0-6,0

1,5

 

94

1

3,0-5,0

1,5

 

85

1,3

2,5-4,5

-

Refractoriness, °C, minimum 1630 1650 1700 1730 - 1730

Compressive strength after heating, N/мм2, minimum at:

110 °C

1350 °C

 


35

20

 


70

40

 


60

30

 


60

30

 


-

-

 


-

-

Compressive strength after heating, N/мм2, minimum 
after the storing for 7 days since the moment of mass tempering

-

-

-

-

17

-

Relative change of mass by calcination, %, maximum - - - - 0,8 -
Residual variations of sizes at 1350 °С at heating, %, maximum 1,0 1,5 1,0 1,0 - -
Apparent density after heating up to 1350°C, g/cm3, minimum  1,90   2,10   2,30   2,65  - -
Temperature of initial softening, °С, minimum  1300   1300  1350 1400 - -

Granularity, %:

remainder on mesh

№7, maximum

№5, maximum

№3,2, maximum

№2, maximum

№05, maximum

№009, maximum

№009, withing limits of

 

 

-

10

-

45

70

80

-

 

 

-

10

-

30

55

70

-

 

 

-

10

-

30

55

70

-

 

 

-

10

-

45

70

80

-

 

 

-

-

-

-

-

-

-

 

 

5

15

25

-

20

-

30-55

Granularity, %:

passage through mesh:

№7, minimum

№6, minimum

№4, minimum

№2,8, minimum

№0063,minimum

№009, minimum

 

 


-

-

-

-

-

20

  

 


-

-

-

-

-

30

 

 


-

-

-

-

-

30

  

 


-

-

-

-

-

20

  

 


100

95

70

65

20

-

 

 


-

-

-

-

-

20

Water content when delivered, %, maximum - - - - 0,8 -