PRODUCTS
|
Diameter 250 - 500 mm
Technical Properties
|
Properties
|
Diameter (mm)
|
|
RP
|
HP
|
|
250 - 350
|
400 - 500
|
250 - 500
|
|
Spec. el. res. (µΩm)
|
Electrode
|
7.0 - 8.5
|
7.0 - 8.5
|
5.5 - 7.0
|
|
Spec. el. res. (µΩm)
|
Nipple
|
6.0 Max.
|
6.0 Max.
|
5.5 Max.
|
|
Flexural strength, Min. (MPa)
|
Electrode
|
9.8
|
7.0
|
11.5
|
|
Flexural strength, Min. (MPa)
|
Nipple
|
15.0
|
15.0
|
18.0
|
|
Elastic modulus, Max. (GPa)
|
Electrode
|
9.3
|
9.3
|
12.0
|
|
Elastic modulus, Max. (GPa)
|
Nipple
|
14.0
|
14.0
|
16.0
|
|
Bulk density (g/cm3)
|
Electrode
|
1.56 - 1.65
|
1.55 - 1.65
|
1.63 - 1.73
|
|
Bulk density (g/cm3)
|
Nipple
|
1.72 Min.
|
1.72 Min.
|
1.75 Min.
|
|
C.T.E. (100 - 600 ºC), Max. (10-6/ºC)
|
Electrode
|
2.7
|
2.7
|
2.2
|
|
C.T.E. (100 - 600 ºC), Max. (10-6/ºC)
|
Nipple
|
2.2
|
2.2
|
2.0
|
|
Ash content, Max. (%)
|
Electrode
|
0.4
|
0.4
|
0.3
|
|
Ash content, Max. (%)
|
Nipple
|
0.2
|
0.2
|
0.2
|
Current Carrying Capacities & Density
|
Diameter (mm)
|
Current carrying capacity (A)
|
Current density (A/cm2)
|
|
RP
|
HP
|
RP
|
HP
|
|
250
|
7500 - 10500
|
8500 - 13500
|
15 - 21
|
17 - 27
|
|
300
|
10500 - 14000
|
14000 - 18500
|
15 - 19
|
19 - 26
|
|
350
|
14000 - 19000
|
17400 - 25000
|
15 - 19
|
18 - 26
|
|
400
|
18000 - 24500
|
22500 - 33000
|
15 - 19
|
18 - 26
|
|
450
|
24000 - 29000
|
28000 - 43000
|
15 - 18
|
17 - 26
|
|
500
|
27000 - 34000
|
33000 - 51000
|
14 - 17
|
16 - 26
|
|
