Graphite electrodes and nipples
Intended for arc steel, refining, ferroalloy and ore-smelting furnaces graphite electrode of eg grade are used in steel, refining, ferroalloy and submerged-arc furnaces (rp)
Technical characteristics
Units of measurements
Typical values*
Diameter
Mm
75-150
200-350
400-600
700
Bulk density
G/cm3
1.62
1.62
1.61
1.58
Ash impurities
%
0, 3
0, 3
0, 3
0, 3
Specific electrical resistance
̵îhm·m
7.0
7.5
8.0
8.5
Thermal coefficient of linear
Expansion, õ10-6 (20-520)0ñ
1/0ñ
2.4
2.4
2.4
2.5
Flexural strength
Ìpà
11
11
9
7
Modulus of elasticity (young`s)
Gpa
8
7
7
6.5
According to customer requirements
