HARD COKING COAL
Product Description:
Hard coking coal (HCC) is the premium, highest-quality type of coking coal with superior properties required for producing high-strength coke. It has proven to be an excellent blending coal, adding coking qualities to many semi-soft and semi-hard coking coals for optimum coke oven and blast furnace performance.
Hard coking coal (HCC) represents the premium band of coking coals (also referred to as metallurgical coals).
Application:
- Exclusively for steelmaking in blast furnaces
- Excellent blending Coal
Granulometry:
25–100 mm lumps
Appearance :
Black, shiny, hard lumps.
Geometry:
Irregular lumps
PHYSICAL PROPERTIES:
|
|
Typical |
|
Apparent Density |
1.2 – 1.4 g/cm³ |
|
Bulk Density |
0.8 – 0.9 g/cm³ |
|
Specific Gravity |
1.3 – 1.4 g/cm3 |
|
Hardness |
2.5 – 3.0 Mohs |
| Specifications,% | ||
|---|---|---|
|
Total moisture |
Typical Quality |
Basis |
|
Total Moisture |
9.0% |
ISO-ar |
|
Inheret Moisture |
1.8% |
adb |
|
Volatile Matter |
26.5% |
adb |
|
Ash Content |
6.85% |
adb |
|
Sulphur |
0.85% |
adb |
|
Gross CV |
8,300 |
ISO-adb |
|
Fixed Carbon |
64.0% |
adb |
|
CRI |
26.4% |
|
|
HGI |
>105 |
|
|
Vitrinite |
97.0% |
(min) |
|
CSR |
60 |
|
|
CSN |
9 |
|
|
MMR |
1.22% |
ddpm |
|
Fluidity |
450 |
|