Babban ƙayyadaddun bayanai na graphite petroleum coke sune kamar haka: abun ciki na danshi a ƙasa 0.5%, sulfur ƙasa 0.05%, phosphorus tsakanin 0.04-0.01, hydrogen nitrogen ƙasa da 100% ppm. high carbon abun ciki na barbashi size ne matsakaici, porosity zai zama in mun gwada da manyan, sha gudun ne sauri, da kuma sinadaran abun da ke ciki ne in mun gwada da tsarki, da sha kudi zai zama high. Barbashi size 0-5mm, 1-5mm, 0-10mm, da dai sauransu, za a iya sarrafa bisa ga abokin ciniki bukatun.
