Aluminum mai kumfa wani nau'in abu ne na salula da yawa, nau'in kayan gini ne mara nauyi. Yana da kyakkyawan aiki da babban nakasa. Yana da kyau abu mai shayar da kuzari. Ana amfani da shi sosai a cikin motoci, jiragen sama, sararin samaniya da sauran fannoni. Ya dace musamman don nau'ikan tsarin buffer anti- karo. Domin yawanci ana amfani da shi azaman kayan kariya mai tasiri, yana da ƙarfin matsawa mai ƙarfi kuma ya sami kulawa mai yawa. Yawancin kumfa aluminum an tsara shi azaman tsarin tsarin sanwici, wato, tsarin da ake kira "sandwich" wanda ya hada da karfe da kuma kumfa na aluminum. Kayan aluminum yana da halaye na kansa kuma a lokaci guda yana magance matsalar ƙarancin ƙarfinsa, wanda shine tsari mai ban sha'awa.

Kayan kumfa na Aluminum yana da halayen damping da shayar da makamashi mai girgiza, amma ƙarfin kumfa guda ɗaya na aluminum yana da ƙasa. Domin rage lalacewar fashe tasiri load a kan kasa shafi na firam, wani Layer na aluminum kumfa abu da aka kara tsakanin biyu yadudduka na karfe farantin don samar da Multi-Layer composite anti-fashe tsarin, don gane da ayyuka na kariyar fashewa da girgizawa. Lokacin da girgizar girgizar fashewa ta shafi tsarin haɗin gwiwa, kumfa na aluminum yana haifar da nakasar filastik kuma an haɗa shi. Saboda ƙarancin rashin ƙarfi na girgizar kumfa na aluminum, ƙarfin ƙarfin damuwa na iya raunana sosai. A cikin wannan tsari, an rage ƙarfin ƙarfin girgizar iska, kuma ana inganta ƙarfin ƙarfin fashewa idan aka kwatanta da na kayan monolayer.