 |
 |
| Coal rank AO |
Size of coal, mm
|
|
25-50
|
| Ash content per working condition of fuel, % |
5,6-7,5
|
| Working moisture, % |
4,6-5,3
|
| Total sulfur content, S total, % |
|
| Volatile matters content, not more than, % |
1,8-2,5
|
| Ash melting temperature by melting phases, °Ñ |
t1-1100°C, t2-1160°C, t3-1230°C
|
|
SiO2
|
36,57
|
|
Al2O2
|
13,38
|
|
Fe2O3
|
24,95
|
|
CaO
|
6,12
|
|
MgO
|
3,02
|
|
C2O5
|
0,37
|
|
Na2O
|
0,15
|
|
K2O
|
1,75
|
|
CO3
|
6,29
|
|
Mg3O4
|
0,22
|
|
TiO2
|
0,82
|
|
Carbondaf
|
95,28
|
|
Carbont
|
85,65
|
|
 |
 |
 |
 |
|
 |
|
