Crushed stone and other products
- Crushed stone and other products
- Dolomitized crushed stone
- Crushed limestone
-
Crushed stone for road construction
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Crushed stone for road construction TU
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Stone sand mixture for road construction
-
Slag sand for road construction
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Granulated slag of blast furnace slag granulation
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Sinter and blast furnace slag
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Gaseous and liquid nitrogen
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Technical gaseous oxygen
-
Concrete mixtures
Crushed stone is used as a fluxing component in the production of sinter for the metallurgical industry, in road construction, as a component in the production of asphalt, paving tiles, concrete aggregate, during construction works.
The company produces crushed stone made of limestone and dolomitized limestone at KNI of M400 and M600 grades, И1 and И2 for abrasion resistance and F50 for frost resistance.
Chemical composition of dolomitized crushed stone
|
Component |
Contents, % |
|
CaCO3+MgCO3 |
95,21 |
|
CaCO3 |
58,77 |
|
MgCO3 |
36,44 |
|
CaO |
33,02 |
|
MgO |
17,43 |
|
SiO2 |
3,48 |
|
Al2O3 |
0,91 |
|
Fe2O3 |
0,50 |
|
TiO2 |
0,06 |
|
SO3 |
0,09 |
Chemical composition of crushed limestone
|
Component |
Contents, % |
|
CaCO3+MgCO3 |
99,61 |
|
CaCO3 |
98,59 |
|
MgCO3 |
1,02 |
|
CaO |
55,24 |
|
MgO |
0,57 |
|
SiO2 |
0,87 |
|
Al2O3 |
0,28 |
|
Fe2O3 |
0,25 |
|
TiO2 |
0,03 |
|
SO3 |
<0,1 |
Where produce
KNI
Gorniy, Tula region