Babban tsaftataccen graphitized man coke(GPC) an yi shi ne daga coke mai inganci mai inganci ƙarƙashin zazzabi na 2,500-3,500°C. Kamar yadda wani high-tsarki carbon abu, shi yana da halaye na high gyarawa carbon abun ciki, low sulfur, low ash, low porosity etc.It za a iya amfani da matsayin carbon rair (Recarburizer) don samar da high quality karfe, jefa baƙin ƙarfe da kuma gami.It kuma za a iya amfani da a filastik da roba a matsayin ƙari.It za a iya amfani da matsayin carbon rair (carbon additive.recarburizer) da kuma iya zama da ƙarfe high quality amfani da karfe a matsayin roba. ƙari.
