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| Coal product Content of Changzhi Branch |
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The type of coal
|
Name of coal
|
size(mm)
|
Undersize fraction (%)
|
Quality indicators
|
|
Mt(%)
|
Ad(%)
|
Vdaf(%)
|
St,d(%)
|
Qnet,ar
|
FCd(%)
|
ST(C)
|
|
MJ/kg
|
Kcal/kg
|
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Anthracite
|
Mixed coal
|
<=50
|
|
<6.0
|
<=15
|
6.5-11
|
<=1.0
|
>25.09
|
>6000
|
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Slack coal
|
<13
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<6.0
|
<20
|
<=11
|
<=0.7
|
>23.00
|
>5500
|
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Raw coal
|
<300
|
|
<6.0
|
<22
|
6.5-11
|
<=0.5
|
>22.58
|
>5400
|
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Large coal
|
>50
|
<15
|
<6.0
|
<20
|
<=11
|
<=1.0
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|
|
>72
|
>1450
|
|
Medium-sized coal
|
25-50
|
<18
|
<6.0
|
<20
|
<=11
|
<=1.0
|
|
|
>72
|
>1450
|
|
Small coal
|
13-25
|
<21
|
<6.0
|
<20
|
<=11
|
<=1.0
|
|
|
>72
|
>1450
|
|
Washed Medium-sized coal
|
13-70
|
<15
|
<6.0
|
<18
|
<=11
|
<=1.0
|
|
|
>74
|
>1450
|
|
Meager coal
|
Mixed coal
|
<50
|
|
<6.0
|
<18
|
>10-16
|
<=1.0
|
>23.00
|
>5500
|
|
>1450
|
|
Raw coal
|
<300
|
|
<5.0
|
<20
|
>10-16
|
<=1.0
|
>22.58
|
>5400
|
|
>1450
|
|
Large coal
|
50-100
|
<15
|
<6.0
|
<20
|
>10-16
|
<=1.0
|
>23.00
|
>5500
|
|
>1450
|
|
Medium-sized coal
|
25-50
|
<18
|
<6.0
|
<20
|
>10-16
|
<=1.0
|
>23.00
|
>5500
|
|
>1450
|
|
Small coal
|
13-25
|
<21
|
<6.0
|
<20
|
>10-16
|
<=1.0
|
>23.00
|
>5500
|
|
>1450
|
|
Meager lean coal
|
Raw coal
|
<300
|
|
<6.0
|
<20
|
12-16
|
<=1.0
|
>22.58
|
>5400
|
|
>1450
|
|
Mixed coal
|
<50
|
|
<6.0
|
<18
|
12-16
|
<=1.0
|
>23.00
|
>5500
|
|
>1450
|
|
Slack coal
|
<13
|
|
<6.0
|
<22
|
12-16
|
<=1.0
|
>21.74
|
>5200
|
|
>1450
|
|
Caking coal
|
Mixed coal
|
<50
|
|
<6.0
|
<18
|
14-20
|
<=1.0
|
25.09
|
>6000
|
|
|
|
cleaned coal
|
<50
|
|
<9
|
<9
|
14-20
|
<=0.5
|
|
|
>65
|
<=25
|
| Changzhi Branch |
Tel：0355-6068591 13835507760 Fax：0355-6068591 Postcode：046013 |
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