... -ferrous, silicon and phosphorous industry. Grade: Super High Power(SHP) Graphite electrode:Grade: SHPTechnical SpecificationItemGraphite ElectrodeRemarkGradeSHPDiameter12",14",16",18 ... 4 tpiSpecific Resistance(not greater than) 6.0 uOm5.5 uOm-NippleBulk Density(not greater than)1.65 g ... not greater than)1.5x10-6/CoCurrentCarryingCapacity15000-90000AChemical CompositionC:98.5%min, S:0.01%, P:0.001%, Al ...