Me ka sani game da amfani da kumfa na aluminum a masana'antar kera motoci?
Kumfa na ƙarfe yana da jerin kyawawan halaye: babban porosity, babban yanki na musamman, ƙarfi mai ƙarfi, tauri mai ƙarfi, shaƙar makamashi, kyakkyawan damping da shaƙar girgiza, juriya ga tsatsa, sake sake yanayin zafi mai yawa...
duba cikakkun bayanai