3004 aluminum gami shine gami a cikin dangin aluminium-manganese da aka yi (3000 ko 3xxx jerin).
Yana kama da 3003 alloys, sai dai ƙari na kusan 1% magnesium.Yana iya zama sanyi aiki (amma ba, sabanin wasu nau'in aluminum gami, zafi-bi da) don samar da fushi da mafi girma ƙarfi, amma ƙananan ductility.
Kamar mafi yawan sauran aluminum-manganese alloys, 3004 ne general-manufa gami da matsakaici ƙarfi, mai kyau workability, da kuma mai kyau lalata juriya.
Ana birgima da fitar da shi (amfani da shi wajen yin gwangwani), amma yawanci ba ƙirƙira ba.A matsayin kayan aikin da aka yi, ba a yin amfani da shi wajen yin simintin gyare-gyare.