Iprofayile yeAluminiyam

Udonga lwamakhethini lwenzelwe ukuxhathisa ukungena komoya kunye namanzi. Ikwasetyenziselwa ukufunxa ukushukuma kwesakhiwo okubangelwa ngumoya kunye namandla enyikima. Ekubeni ukwakhiwa kwezi ndonga zenziwe ngefreyimu ye-aluminiyam, yomelele kwaye inesithuba sokuzaliswa ngeglasi. Ngaphandle koko, iindonga zekhethini zilungele ukusetyenziswa kuba zivumela ukukhanya kwendalo ukuba kudlule kuzo, okwenza isakhiwo sibe namandla ngakumbi njengoko izibane ezimbalwa kunye neebhalbhu zisetyenziselwa ukuvutha indawo. Xa kuthelekiswa nezinye iindonga zangaphandle, iindonga ze-aluminiyam zamakhethini nazo zinika inkangeleko ebalaseleyo ebusweni besakhiwo.