Coal of Zh, K, OS Grades

 

Zh Grade

 

 

 

1

Average vitrinite reflectance

%

Ro

1,1

2

Devolatilization

%

V daf

29,7

3

Thickness of plastic layer

mm

Y

29

4

Analysis moisture

%

W a

0,8

5

Ash content

%

A d

28,1

6

Devolatilization (sample with ash content Ad=6,7%)

%

Vd /Vdaf

27,7/29,7

7

Total sulfur content

%

S d/t

2,57

8

Non-volatile carbon (sample with ash content Ad=6,7%)

%

FC d

65,6

9

Vitrinite

%

V t

86

10

Semivitrinite

%

S v

1

11

Inertinite

%

I

12

13

Liptinite

%

L

1

14

Standard deviation

%

S

0,044

15

Reflectogram

%

 

Without fracture

16

Carbon

%

C d

81,71

17

Hydrogen

%

H d

4,96

18

Nitrogen

%

N d

1,32

19

Sulfur

%

S d/t

2,13

20

Oxygen

%

O d/d

3,21

21

Ash

%

A d

6,66

22

Phosphorus

%

P d

0,005

23

Heat of combustion, highest

MJ/kg

Kcal/kg

Q daf

36,08

8618

24

Free swelling index

 

PSI

9

25

Hardgrove grindability index

 

HGI

101

26

Code number of the international codification system of coal

11011

928282

536

 

Chemical composition of ash

%

 

 

27

Silicon dioxide

 

SiO2

46,52

28

Aluminum oxide

 

Al2O3

22,44

29

Iron oxide

 

Fe2O3

22,44

30

Magnesium oxide

 

MgO

1,26

31

Calcium oxide

 

СaO

1,75

32

Sodium oxide

 

Na2O3

0,79

33

Potassium oxide

 

К2О3

1,16

33

Sulfur trioxide

 

SO3

1,66

34

Basicity index

 

 

3,79

0.397

 

Audibert-Arnu dilatometric indexes

 

 

 

35

Compression

%

а

33

36

Dilation

%

b

250

37

Plastic state temperature

оС

t 1

365

38

Maximum compression temperature

оС

t 2

410

39

Maximum dilation temperature

оС

t 3

490

40

Roga index (caking power)

Ед.

Ri

74

41

Gieseler fluidity index

 

Fmax

2800

42

Plastic state / solidification temperature

 

 

385/500

 

 

K Grade

 

 

 

1

Average vitrinite reflectance

%

Ro

1,38

2

Devolatilization

%

V daf

22,8

3

Thickness of plastic layer

mm

Y

18

4

Analysis moisture

%

W a

0,9

5

Ash content

%

A d

33,4

6

Devolatilization (sample with ash content Ad=6,7%)

%

Vd /Vdaf

21,3/22,8

7

Total sulfur content

%

S d/t

1,66

8

Non-volatile carbon (sample with ash content Ad=6,7%)

%

FC d

71,8

9

Vitrinite

%

V t

94

10

Semivitrinite

%

S v

0

11

Inertinite

%

I

6

13

Liptinite

%

L

0

14

Standard deviation

%

S

0,076

15

Reflectogram

%

 

Without fracture

16

Carbon

%

C d

83,41

17

Hydrogen

%

H d

4,89

18

Nitrogen

%

N d

1,63

19

Sulfur

%

S d/t

0,95

20

Oxygen

%

O d/d

2,25

21

Ash

%

A d

6,86

22

Phosphorus

%

P d

0,01

23

Heat of combustion, highest

MJ/kg

Kcal/kg

Q daf

36,35

8682

24

Free swelling index

 

PSI

9

25

Hardgrove grindability iIndex

 

HGI

113

26

Code number of the international codification system of coal

13000

922321

636

 

Chemical composition of ash

%

 

 

27

Silicon dioxide

 

SiO2

51,31

28

Aluminum oxide

 

Al2O3

26,92

29

Iron oxide

 

Fe2O3

10,97

30

Magnesium oxide

 

MgO

1,26

31

Calcium oxide

 

СaO

2,1

32

Sodium oxide

 

Na2O3

0,74

33

Potassium oxide

 

К2О3

1,67

33

Sulfur trioxide

 

SO3

1,87

34

Basicity index

 

Ио

Io

1,91

0.214

 

Gray-King coke type

 

GK

Gb

 

Audibert-Arnu dilatometric indexes

 

 

 

35

Compression

%

а

29

36

Dilation

%

b

78

37

Plastic state temperature

оС

t 1

405

38

Maximum compression temperature

оС

t 2

440

39

Maximum expansion temperature

оС

t 3

485

40

Gieseler fluidity index, мах fluidity

 

Fmax

142

41

Plastic state / solidification temperature

оС

 

420/500

42

Roga index (caking power)

ед

Ri

59

 

 

OS Grade

 

 

 

1

Average vitrinite reflectance

%

Ro

1,54

2

Devolatilization

%

V daf

18

3

Thickness of plastic layer

mm

Y

6

4

Analysis moisture

%

W a

0,9

5

Ash content

%

A d

24,4

6

Devolatilization (sample with ash content Ad=6,7%)

%

Vd /Vdaf

16,9/18

7

Total sulfur content

%

S d/t

1,03

8

Non-volatile carbon (sample with ash content Ad=6,7%)

%

FC d

77,1

9

Vitrinite

%

V t

93

10

Semivitrinite

%

S v

0

11

Inertinite

%

I

7

13

Liptinite

%

L

0

14

Standard deviation

%

S

0,116

15

Reflectogram

%

 

Without fracture

16

Carbon

%

C d

84,17

17

Hydrogen

%

H d

4,69

18

Nitrogen

%

N d

1,77

19

Sulfur

%

S d/t

1

20

Oxygen

%

O d/d

2,27

21

Ash

%

A d

6,0

22

Phosphorus

%

P d

0,025

23

Chlorine

%

Cl

0,063

 
 
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