Charcoal ( Hard wood)

Fix C, dry basis
Ash, dry basis
Volatile matter, dry basis
Moisture as received
Density, dry basis

 

SiO reactivity (Sintef method):
R 10: typical approx.

 

Content of impurities, dry basis:
P2O5
Al2O3
Fe2O3
TiO2

 

Nominal size ( solid lumps)

Limits (Wt. %)
Min 80%
Max 4%
Max 20%
Typical 10%, Max 15%
Min 250 Kg/m3
R10 corr: typical approx. 450 ml SiO
760 ml SiO

 

Max. 500 ppm
Max 0,1%
Max 0,25 %
Typical 0,45 ppm; Max 0,75 ppm

 

10 – 120 mm

Wood chips ( Hard wood)

Fix C, dry basis:
Ash, dry basis:
S, dry basis:
Volatile matter dry basis
Moisture as received

 

Typical ash composition:
Al2O3
CaO
Fe2O3
TiO2
P2O5

 

Typical size ( Solid lumps)

Limits (Wt. %)
Min 13,5 %
Max 0,5 %
Max 0,1 %
Typical 45 %
Typical 40 %

 

Typical ash composition:
5%
45%
1%
0,4 %
1%

 

40-150 mm, flat chips.

Low ash Metallurgical Coal

Fix C, dry basis
Ash, dry basis
Volatile matter, dry basis
Moisture, typical

 

Ash composition:
(typical) Al2O3
CaO
Fe2O3
TiO2
P2O5

 

Free swelling index
Hard grove index
SiO reactivity (Sintef method)
Nominal size (Solid lumps)
Content of fines below 3 mm

Limits (Wt. %)
Min 57,5 %
Max 1,5 %
Max 41 %
Typical 12 %

 

Ash composition:
25%
4,1%
11,0%
0,9%
0,6%

 

Typical: 1 – 2
48 – 50
R 10: typical approx.. 800 ml SiO
3 – 12 mm
Max 4,0 %

Lime Stone

SiO2 Typical
Fe2O3 Typical
Cr Typical
CaO Typical
Al2O3 Typical
TiO2 Typical
P2O5 Typical
S Typical
H2O Typical
CO2 Typical

 

Size after screening
Below 20 mm and above 7 mm (Solid lumps)
Apparent density: approx.

Limits (Wt. %)
0,5%
0,05%
0,001%
54,0%
0,20%
0,02%
0,005%
0,01%
1,0%
44,0%

 

95%
1.400 kg/m3

Quartz

SiO2
Al2O3:
Fe2O3:
CaO:
TiO2:
Loss of ignition:
Size specification: (Solid lumps)
Content of fines below 10 mm:

 

Thermal stability according to SINTEF test

Limits (Wt. %)
Typical 99,7 % , Min 99,5%
Typical 0,15% , Max 0,2%
Typical 0,020% , Max 0,035%
Max. 0,002 %
Typical 20 ppm , Max 30 PPM
Typical 0,2% , Max 0,25%
30 – 120 mm; with max. 5 % oversize
Max 5,0%

 

Minimum 80

Petroleum Coke

Fix C, dry basis:
Ash, dry basis:
S, dry basis:
Volatile matter dry basis
Moisture as received

Limits (Wt. %)
Min 85.0 %
Max 1.0 %
Max 2.0 %
10.0 – 12 %
Max 5.0 %

Carbon Electrode

FC: Min 95.0%
VM: Max 2.0%
Ash: Max 3.0%
Resistivity: 38 micro Ohm-meter
Density: 1.56-1.61 gm/cc
Current Density: 8.5 amp/sq.mm
TS: 2.5 MPa
CS: 22 MPa
FS: 5 MPa
Diameter: 1205 mm