 |
 |
| Coal rank Á3 |
Size of coal, mm
|
|
0-300
|
| Lowest specific heat per working condition of fuel, kcal/kg |
5100
|
| Ash value per working condition of fuel, % |
8-10
|
| Working moisture, % |
10-18
|
| Total sulfur content, S total, % |
0,5-1,2
|
| Volatile matters content, not more than, % |
44,0
|
| Grindability index, ÊËÎ |
1,21
|
| Ash melting temperature by melting phases, °Ñ |
t1-1200°C, t2-1380°C, t3-1470°C
|
|
SiO2
|
45,53
|
|
Al2O3
|
21,65
|
|
Fe2O3
|
14,75
|
|
CaO
|
5,25
|
|
MgO
|
2,86
|
|
P2O3
|
0,78
|
|
Na2O
|
1,72
|
|
K2O
|
1,90
|
|
SO3
|
4,25
|
|
TiO2
|
0,91
|
|
Nitrogen+oxygen
|
21,7
|
|
Hydrogen
|
4,7
|
|
Carbon
|
73,3
|
|
 |
 |
 |
 |
|
 |
|
