I-Aluminiyamu yetywina isiphelo serivethi eyimfama sisakhiwo esivaliweyo, njengeglasi ebiyelweyo engundoqo yokutsala i-rivet pin core intloko yayitshixiwe ngaphakathi kwentloko yesikhonkwane, ukutsalwa kwe-rivet kugqityiwe, kuvalelwe, undoqo wokutsalwa kwerivets intloko yesikhonkwane utsalwa ngaphakathi ngokufaka umphandle. edge of umngxuma, umngxuma ngokufakela ivalwe ngokupheleleyo ukuba baphile, intloko isikhonkwane unokuqinisekisa akukho kuvuza, akukho kuvuza.