Kampaniyo yakhala ikuyang'ana pa chitukuko, kupanga ndi malonda a graphite kwa zaka zambiri, ndi malonda a midadada ya isostatic graphite, Kupangidwa midadada graphite, ndodo graphite, machubu graphite, mbale graphite, mbali graphite, graphite crucible mpweya graphite mphete zisindikizo, etc., mankhwala graphite ndi kachulukidwe mpaka 99,9% ndipo bwino analandiridwa ndi makasitomala atsopano ndi akale kunyumba ndi kunja. . ...
Zida Zamagulu : Magawo a graphite > Magawo ena a graphite