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RP 350 korantada caadiga ah ee garaafyada
Wax soo saarka ugu weyn ee wax soo saarka ee RP 350mm graphite electrode caadiga ah waa petroleum coke, kaas oo u oggolaan kara 13500-18000A hadda iyada oo loo marayo, jidaynayey awoodda dhalista ka yar 14 ~ 18A / cm² cufnaanta hadda, kaas oo guud ahaan loo isticmaalo samaynta birta, samaynta silicon , fosfooraska jaalaha ah iyo foornada kale ee tamarta caadiga ah.