... more than 30 countries , and our competitive price , reliable quality ,fast delviery time enjoy good reputation. ParameterUnitREGULAR POWER (RP)HIGH POWER ... 150-400MM450-500MM150-400MM450-600MM300-400MM450-600MMGEGNGEGNGEGNGEGNGEGNGEGNBulk densityG/gm3(min)1,561,721,551,721,651,751,651,751,681,781 ... needed;• Sufficient stock in seaports to ensure competitive price&fast delivery; graphite electrode