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 |
20 |
40 |
30 |
30 |
- |
- |
Compressive strength after heating, N/мм2, minimum |
- |
- |
- |
- |
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 |
95 70 65 20 - |
- - - - 20 |
Water content when delivered, %, maximum | - | - | - | - | 0,8 | - |