HP graphite electrode 1.quality approva 2.low price 3.Used for steel making in arc furnace 4.HP,UHP ETC

specification:

1. apparent density:>= 1.65 (g/cm3)

2.real density:2.2 (g/cm3)

3.Porosity:<=27%

4.specific resistance: <=6.8µΩ.m

5.bending strength:150 (kg/cm2)

6.young' s modulus:<= 1200 kg/mm2 (12 Gpa)

 7.heat expansion co. efficient: <= 23x10-6/deg.c

8.ash<=0.2 %

HP graphite electrode