Transformer bushing ni imiterere y’ubushyuhe yorohereza icyuma gitwara umuriro gikoresha ingufu, kinyura mu kigega cy’icyuma gifata umuriro. Uduce dukoreshwa mu kuzunguruka k’amashanyarazi make ya transformer akenshi tuba dufite ubwoko bukomeye hamwe na porcelain cyangwa epoxy insulator.
Igikoresho cy’ibanze cya porcelain ni ishusho y’ubudodo bw’ibumba budafite aho bubohera bunyura mu mwobo uri mu rukuta cyangwa mu cyuma, bigatuma icyuma gifata amazi kinyura hagati yacyo, kigahuzwa ku mpera zombi n’ibindi bikoresho. Ibikoresho nk’ibi akenshi bikozwe muri porcelain ikoreshwa mu buryo butose, hanyuma bigashyirwamo irangi.
Dufite umurongo wuzuye w’ibicuruzwa birimo na laboratwari y’ibizamini, kandi dushobora gutanga ibicuruzwa ukurikije ibyo ukeneye.