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Dry concrete mixtures and ramming mixtures on a hydraulic binder

Dry concrete mixtures and ramming mixtures

Dry concrete mixtures and ramming mixtures are used for the preparation of concrete mixtures and monolithic linings

Technical characteristics

 

Norm for mark

 

SSHB

SMKRB

CMKB-72

CMKB-90

MKN-94

SMKN-85

ТS 1523-036-59284560-2010

ТS 14-194-206-17

ТS 14-194-212-95

with a change1

Mass fraction, %:

Al2O3, no less

Fe2O3, no more

CaO, in the limit of

SiO2, no more

 

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

-

 

94

1,0

3,0-5,0

1,5

 

85

1,3

2,5-4,5

-

Refractory property, °C, no low

1630

1650

1700

1730

-

1730

 

Compressive resistance, N/mm2, no less, after heating at:

110 °C

1350 °C

 


35

20

 


70

40

 


60

30

 


60

30

 


-

-

 


-

-

Compressive resistance, N / mm2, no less, after storage from the moment of mass gauging, during:

7 days

 

 

-

 

 

-

 

 

-

 

 

-

 

 

17

 

 

-

Relative mass variation upon calcination, %, no more

-

-

-

-

0,8

-

Residual changes in sizes during heating,%, no more, at the temperature 1350 °C

1,0

1,5

1,0

1,0

-

-

Apparent density after heating up to temperature 1350 °C, g/сm3 , no less

 1,90 

 2,10 

 2,30 

 2,65 

-

-

Onset temperature of softening °C, no low

1300

1300

1350

1400

-

-

Grain size composition, %:

screen residue:

№7, no less

№5, no more

№3,2, no more

№2, no more

№05, no more

№009, no more

№009, in the limit of

 

 

-

10

-

45

70

80

-

 

 

-

10

-

30

55

70

-

 

 

-

10

-

30

55

70

-

 

 

-

10

-

45

70

80

-

 

 

-

-

-

-

-

-

-

 

 

5

15

25

-

20

-

30-55

Grain size composition, %:
passage through the screen

 

 

 

 

 

 

№7, no less

-

-

-

-

100

№6, no less

-

-

-

-

95

№4, no less

-

-

-

-

70

-

№2,8, no less

-

-

-

-

65

№0063, no less

-

-

-

-

20

-

№009, no less

20

30

30

20

-

20 

Moisture content at the shipping, %, no more

-

-

-

-

0,8

-

 

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