Ukwenza izingxenye ze-Aluminium zenziwe ngomshini kuhluke kakhulu kunezinye izinsimbi ezifana ne-cast iron ne-cast steel. Ama-castings, ama-forging nezakhiwo ze-Aluminium nama-alloys azo anobunzima obuncane kakhulu kunobensimbi eyinsimbi ngaphansi kwezimo ezijwayelekile zokwelashwa kokushisa. Ngenxa yalokho, umakhi wemishini kufanele asebenzise amathuluzi okusika akhethekile.