Injin Waya na Karfe don Wayar Aluminum

Injin simintin igiyar ƙarfe yana tuƙi ta hanyar injin, sannan kuma birkin lantarki da birkin kullewa su sarrafa shi don kada ya yi aiki cikin 'yanci lokacin da injin ba ya aiki, sannan kuma ana tuƙi injin don rage gudu da kuma tuƙi da ƙafa don ya yi aiki. Ana iya murƙushe ƙafafun da kebul na ƙarfe ko wasu abubuwa. Ana kiran wannan samfurin ɗagawa, wanda ake kira ɗagawa.