Graphitized Petroleum coke imagwiritsidwa ntchito makamaka pazitsulo & zoyambira, imatha kusintha kaboni muzitsulo zosungunula ndi kuponyera, Komanso imatha kuonjezera kuchuluka kwa zitsulo zotsalira ndikuchepetsa chitsulo cha nkhumba, kapena kugwiritsa ntchito chitsulo chilichonse. Itha kugwiritsidwanso ntchito popangira ma brake pedal ndi friction material.
