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