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Size & Deviation of Graphite Electrode
 
Technical Properties of Graphite Electrodes & Nipples
 
 
 
 
 
 




 
¡¡ ¡¡Technical data

Technical Properties of Graphite Electrodes & Nipples
 
Item
Unit
Varieties of Graphite Electrodes
RP
HD
HP
Specific resistance
¡Ü
E
µ¦¸M
8.5
8.0
7
N
8.2
7.5
6.5
Flexural strength
¡Ý
E
MPa
9.8
10.0
10.5
N
13.0
13.0
14.0
Elastic modulus
¡Ü
E
GPa
9.3
12.0
12.0
N
14.0
14.0
16.0
Bulk density
¡Ý
E
g/cm3
1.58
1.58
1.60
N
1.63
1.68
1.70
100¡ª600 C.T.E
¡Ü
E
10-6/0c
2.9
2.7
2.4
N
2.7
2.5
2.2
Ash content
¡Ü
E
%
0.5

0.3
0.30
N
0.5
0.3
0.30
Real density
¡Ý
E
g/cm3
2.18
2.18
2.20
N
2.20
2.20
2.20
 

 
 
 
   

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