Sanda mai maganadisu ya ƙunshi babban abin maganadisu na ciki da kuma abin rufe fuska na waje, kuma ɗigon maganadisu ya ƙunshi shingen ƙarfe na siliki da silinda mai sarrafa ƙarfe. Ana amfani da fitilun ƙarfe a cikin albarkatun ƙasa; Ana amfani da shi sosai a masana'antar sinadarai, abinci, sake amfani da sharar gida, baƙar carbon da sauran fannoni.
Ya kamata a rarraba sandar maganadisu mai kyau daidai gwargwado a cikin sararin layin induction na maganadisu, kuma rarraba madaidaicin matsakaicin ƙarfin induction na maganadisu ya kamata ya cika dukkan sandar maganadisu gwargwadon yuwuwar, saboda gabaɗaya ana sanya shi cikin layin watsa samfurin ta hannu. Ya kamata saman sandar maganadisu ya zama santsi, juriya ya kamata ya zama ƙanƙanta, kuma kada a sami wasu abubuwa masu cutar da muhalli, don guje wa abubuwan ƙazanta da muhalli.
Wurin aiki na sandar maganadisu yana ƙayyade cewa dole ne ya sami takamaiman juriya na lalata da kuma matsanancin zafin jiki, kuma wasu lokuta suna buƙatar ƙarfin shigar da maganadisu mai ƙarfi. Ana iya samun ƙarfin shigar da maganadisu daban-daban ta amfani da faranti na jagorar maganadisu tare da kauri daban-daban. Zaɓin maganadiso daban-daban yana ƙayyade matsakaicin ƙarfin shigar da maganadisu da juriya na zafin jiki na maganadisu. Gabaɗaya, ana buƙatar sandar maganadisu mai girma na NdFeB don cimma ƙarfin shigar da maganadisu sama da 10000 Gauss akan sandar maganadisu ta D25 ta al'ada. An zaɓi SmCo Magnet gabaɗaya don sandar maganadisu mai jure zafin zafin jiki lokacin da zafin jiki ya wuce 150 ℃. Koyaya, ba a zaɓi SmCo Magnet don manyan sandunan maganadisu masu girman diamita saboda farashin SmCo Magnet yana da girma sosai.
Ƙarfin shigar da maganadisu na saman sandar maganadisu kai tsaye ya yi daidai da ƙaramar girman barbashi da za a iya tallatawa, amma ƙananan ƙazanta na ƙarfe kuma na iya haifar da babban tasiri a baturi, magunguna da sauran filayen. Saboda haka, Magnetic rollers da fiye da 12000 Gauss (D110 - D220) ya kamata a zaba. Sauran filayen za su iya zaɓar ƙananan.
Ainihin filin maganadisu na zahiri na iya kaiwa kusan 6000 ~ 11000 Gauss, wanda kuma ana iya keɓance shi bisa ga takamaiman bukatun abokan ciniki. Saboda amfani da matsananci-high coercivity magneto, shãfe haske da silica gel ko argon baka waldi, kuma yi ta musamman kimiyya fasaha.
Ƙarfin igiya na cire ƙarfe mai tasiri, babban yanki na lamba da ƙarfin maganadisu mai ƙarfi. Ana iya daidaita kwandon cire baƙin ƙarfe bisa ga buƙatun mai amfani. A cikin tsarin tuntuɓar sandar maganadisu tare da ruwa, ƙarfin maganadisu na ciki ba zai sake dawowa ba. Lokacin da asarar ta wuce 30% na ƙarfin farko, ana buƙatar maye gurbin sandar maganadisu.
Lokacin da igiyar maganadisu ke cikin hulɗa da ruwa, ƙarfin maganadisu na ciki zai yi ɓacewa ba tare da juyowa ba. Asarar ta wuce 30% na ƙarfin farko ko takardar ƙarfe a saman. Lokacin da bututun bakin karfe ke sawa kuma ya karye, ana buƙatar maye gurbin sandar maganadisu, kuma sandar maganadisu da ke zubar da maganadisu ba zai iya ci gaba da aiki ba. Maganganun gabaɗaya ba su da ƙarfi, kuma an lulluɓe saman da ɗan mai, wanda ke haifar da gurɓataccen muhalli. Masu kera sandar maganadisu na cikin gida gabaɗaya suna aiki na tsawon shekaru 1-2 ƙarƙashin nauyi mai nauyi da shekaru 7-8 ƙarƙashin nauyi mai sauƙi. An fi amfani dashi a cikin robobi, abinci, kare muhalli, tacewa, masana'antar sinadarai, wutar lantarki, kayan gini, yumbu, magunguna, foda, ma'adinai, kwal da sauran masana'antu.
