Quinsam produces high volatile bituminous coal with a calorific value of 6,600 Kcal/kg (11,900 Btu/lb on an air dried basis) and 6,200 Kcal/kg (11,200 Btu/lb on an as received basis). To purchase coal, please contact the Quinsam Coal Mine office.
Thermal Coal Quality Summary
| |
|
Metric Prod.
Typical |
Imp. Prod.
Typical |
| Calorific Value |
Gross (dry) |
6800 kcal/kg |
12240 BTU/lb |
| |
Gross (air dried) |
6600 kcal/kg |
11880 BTU/lb
|
| |
Gross (as received) |
6200 kcal/kg |
11160BTU/lb |
| |
Net (as received) |
5900 kcal/kg |
10620 BTU/lb |
| |
|
|
|
| Proximate Analysis |
Total Moisture |
9.0 |
|
| |
Residual Moisture |
3.0% average |
|
| |
Ash Content (air dried) |
13.5% |
|
| |
Fixed Carbon (air dried) |
47.0% |
|
| |
Volatile Matter (air dried) |
36.5% |
|
| |
|
|
|
| Ultimate Analysis |
Carbon |
70.1% |
|
| |
Hydrogen |
4.6% |
|
| |
Nitrogen |
0.9% |
|
| |
Sulphur |
0.3% |
|
| |
Oxygen (by difference) |
10.6% |
|
| |
Ash Content |
13.5% |
|
| |
|
|
|
| Total Sulphur (Air Dried) |
(maximum) |
0.85% |
|
| Hardgrove Grindability Index |
48 |
|
| Product Size |
|
100% |
|
| |
|
|
|
| Ash Analysis |
Si02 |
38.0% |
|
| |
A1203 |
27.3% |
|
| |
Fe203 |
8.5% |
|
| |
Ca0 |
15.9% |
|
| |
Mg0 |
0.3% |
|
| (typical results) |
Na20 |
0.2% |
|
| |
K20 |
0.1% |
|
| |
T102 |
1.6% |
|
| |
P205 |
0.6% |
|
| |
S03 |
4.1% |
|
| |
Undetermined |
3.4% |
|
| |
|
|
|
Ash Fusibility
|
|
deg. C |
|
| |
Reducing condition |
|
|
| |
Initial Deformation Temp. |
1338 - 1393 |
|
| |
Softening Temp. |
1409 - 1457 |
|
| (minimum) |
Hemisphere Temp. |
1432 - 1467 |
|
| |
Fluid Temp. |
1468 - 1488 |
|
| |
Oxidizing Condition |
|
|
| |
Initial Deformation Temp. |
1412 - 1468 |
|
| |
Softening Temp. |
1454 - 1477 |
|
| |
Hemisphere Temp. |
1454 - 1481 |
|
| |
Fluid Temp. |
1458 - 1491 |
|
| |
|
|
|
| Chlorine Content |
(dry ash free basis) |
<0.025 |
|
| Phosphorus Content |
(dry ash free basis) |
<0.0004% |
|
| Carbon Dioxide |
(dry ash free basis) |
<1.75% |
|
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