Recarburizer fa'aaogaina ile vili u'amea graphite petroleum coke (GPC)
Fa'amatalaga Puupuu:
O coke suau'u graphhited e faia e le coke suau'u calcined. O le faiga autu o le graphitization i le ogaumu graphitization. Graphitized petroleum coke o se oloa toe fa'aleleia lelei ma le maualalo o le nitrogen Uiga.
