... as requested ISO 9002 High density Professional Manufacturer of Graphite Block, Rod, Round, Bar, Pipe, Tube, Crucible, Sheet, Discs.etc.Widely ... density, low consumptionSpecifications: PURIFIED GradeDensityPorosity Compressive StrengthFlexural StrengthAverage grains(um)Electric ResistanceAshAsh (g/cm3)(%)(Mpa)(Mpa) ( μΩ-m)(%)ppmZI-SS70≥1.70 ...