Product Categoires
RP Graphite Electrode
It is used in common power electric furnace for steelmaking, silicon smelting, yellow phosphorus smelting, etc.
Allowable Current-Carrying Capacities
|
Nominal |
RP Graphite Electrodes |
||
|
mm |
inch |
Current-Carrying Capacity（A） |
Current Density （A/㎡） |
|
300 |
12 |
10000~13000 |
14~18 |
|
350 |
14 |
13500~18000 |
14~18 |
|
400 |
16 |
18000~23500 |
14~18 |
|
450 |
18 |
22000~27000 |
13~17 |
|
500 |
20 |
25000~32000 |
13~16 |
|
600 |
24 |
35000~41000 |
13~15 |
Physical &Chemical Properties Of Elecrtode And Nipple
|
RP Graphite Electrode |
Unit |
300-400 |
450-500 |
600 |
|||
|
FC |
YB |
FC |
YB |
FC |
|||
|
Specific resistance |
Electrode |
μΩ·m |
≤8.0 |
≤9.0 |
≤8.0 |
≤9.0 |
≤9.0 |
|
Nipple |
≤7.0 |
≤8.5 |
≤7.0 |
≤8.5 |
≤7.0 |
||
|
Transverse stength |
Electrode |
ΜРa |
≥6.8 |
≥6.4 |
≥6.4 |
≥6.4 |
≥6.4 |
|
Nipple |
≥15.0 |
≥13.0 |
≥13.0 |
≥13.0 |
≥13.0 |
||
|
Elastic modulus |
Electrode |
GРa |
≤9.3 |
≤9.3 |
≤9.3 |
≤9.3 |
≤9.3 |
|
Nipple |
≤14.0 |
≤14.0 |
≤14.0 |
≤14.0 |
≤14.0 |
||
|
Bulk Density |
Electrode |
g∕㎝3 |
≥1.56 |
≥1.52 |
≥1.56 |
≥1.52 |
≥1.55 |
|
Nipple |
≥1.70 |
≥1.68 |
≥1.70 |
≥1.68 |
≥1.72 |
||
|
C.T.E （100～600℃） |
Electrode |
10-6∕℃ |
≤2.9 |
≤2.9 |
≤2.9 |
≤2.9 |
≤2.9 |
|
Nipple |
≤2.8 |
≤2.8 |
≤2.8 |
≤2.8 |
≤2.8 |
||
|
Ash content |
% |
≤0.5 |
≤0.5 |
≤0.5 |
≤0.5 |
≤0.5 |
|
