Ordinary flux limestone

Is Negotiable

Contact information

Fomichov Ivan Vladimirovich

+380504713311
Email

Brands:

     Ч-1, Ч-2 - for blast-furnace production;
     С-1, С-2 - for electric steelmaking;
     F-1, F-2 - for ferroalloy production.

Chemical composition according to TU U 14.1-00191856-005-2003:

Наименование показателя

Норма для марки, %

Ч-1

Ч-2

С-1

С-2

Ф-1

Ф-2

 1

Mass fraction of calcium and magnesium oxides (CaO + MgO), in total not less than

 
53,5


 
51,5


 
53,5


  
52,5


 
54

 
53

2

Mass fraction of magnesium oxide (MgO)
not less than
no more

 

-
5



 
-
 5



 
-
 5



 
-
 5



 
-
 3,5



 
-
 3,5

 3

Mass fraction of insoluble residue in hydrochloric acid (HO), not more than

 
2


 
4


 
-


 
-


 
-


 
-

 4

Mass fraction of silicon oxide (SiO2), no more than

-

 -


 
1,5


 
2,0


 
1,5


 
2,0

5

Mass fraction of sulfur (S), no more than

-

-


0,06


0,09


0,06


0,09

 6

Mass fraction of phosphorus (P), no more than

 -

 -


 
0,01


0,01


 
0,01


 
0,01


Granulometric composition: 0-5mm, 0-10mm, 0-20mm, 5-20mm, 20-50mm, 40-80mm, 80-130mm.

Grain composition:

Size of a piece, mm

Allowable values for the content of pieces of size, in% by weight, no more than 

below lower limit

above upper limit

0-5,0-10, 0-20

-

20

5-20

10

20

20-50

10

20

40-80

10

20

80-130

10

20


The limit of mechanical strength of limestones during compression is not less than 60 MPa.