Aluminum Hardeners 
Anode 
Cathode 
Coking coal 
Aluminium-Titanium 
| Calcined Petroleum Coke | |||
Value |
Unit |
Typical |
Specification |
Max |
% |
0.05 |
Moisture |
Max |
% |
0.15 |
VOM |
Max |
% |
0.5 |
Ash |
Max |
% |
0.03 |
V |
Max |
% |
0.05 |
Fe |
Max |
% |
0.03 |
Si |
Max |
% |
0.01 |
Ca |
Max |
% |
3 |
S |
Max |
% |
0.02 |
Ni |
Max |
% |
0.003 |
Zn |
Max |
% |
0.002 |
Mg |
Min |
gr/Cm3 |
0.8 |
Bulk density |
Min |
gr/Cm3 |
2 |
Real density |
Max |
µΩm |
540 |
Specific Electrical Resistance( p) |
Min |
% |
75 |
Crain stability |
– |
% |
3-15 |
CO2- Reactivity AT 1000 ºC |
– |
% |
0.05-0.3 |
Air-reactivity AT 525 ºC |
Min |
% |
35 |
Mesh +3 |
Min |
% |
35 |
Mesh -3+4 |
Max |
% |
20 |
Mesh -4+20 |
Max |
% |
25 |
Mesh -20+PAN |
