Mpweya-graphite ndi chinthu chodzipangira chokha, ndipo ndi chinthu chosindikizira chosunthika chomwe chimagwiritsidwa ntchito ndi mphete zomata zazinthu zolimba monga silicon carbide, alumina, kapena tungsten carbide. Ourcarbon ili ndi mawonekedwe apamwamba kwambiri komanso kukana kwamankhwala. Ma corrodents olimba kuphatikiza ma hydrofluoric ndi nitric acid, ma carbongrade apadera amapezeka.