 |
 |
| Coal rank ÀÑ |
Size of coal, mm
|
|
6 - 13
|
| Ash content per working condition of fuel, % |
8,0-13,1
|
| Working moisture, % |
5,6-6,5
|
| Total sulfur content, S total, % |
0,5-1,0
|
| Volatile matters content, not more than, % |
2,0-3,0
|
| Ash melting temperature by melting phases, °Ñ |
t1-1150°C, t2-1240°C, t3-1290°C
|
|
SiO2
|
48,04
|
|
Al2O2
|
21,66
|
|
Fe2O3
|
15,47
|
|
CaO
|
2,93
|
|
MgO
|
2,14
|
|
C2O5
|
0,33
|
|
Na2O
|
1,06
|
|
K2O
|
0,45
|
|
CO3
|
2,78
|
|
Mg3O4
|
0,11
|
|
TiO2
|
0,75
|
|
Carbondaf
|
94,4
|
|
Carbont
|
80,11
|
|
 |
 |
 |
 |
|
 |
|
