Tlhahisoleseding ya Tlhahiso GPC e entswe ka coke ya petroleum e nang le calcium e le thepa e tala, ebe e feta ka botlalo tshebetsong e tswelang pele ya graphitization tlasa mocheso o phahameng wa bonyane 2800℃. Kamora moo, ka ho sila, ho hlahloba le ho arola, re fa basebedisi ba rona boholo bo fapaneng ba dikarolwana pakeng tsa 0-50mm ho ya ka kopo ya bareki.
