Samukela inqubo yokubumba enembile ukukhiqizwa okukhulu kwe-alumina ceramic shaft, i-ceramic bearing.I-alumina shaft ye-ceramic, i-ceramic ethwala ukushisa nokubanda, ukunwebeka kwamandla amancane, ukumelana nengcindezi, isisindo esilula, i-coefficient encane yokungqubuzana nokunye okuhle, okusetshenziselwa kabanzi ku-motor inombolo ephezulu.