Taswirar zane, saboda kyakkyawan juriyar yanayin zafi{0}sa, zafin zafi, da kwanciyar hankali, ana amfani da shi sosai a cikin ƙarfe, sinadarai, semiconductor, da sabon kuzari. Koyaya, buƙatun aiki don takardar graphite sun bambanta sosai a cikin aikace-aikace daban-daban, suna yin zaɓin da aka sani yana da mahimmanci.
Na farko, a fili ayyana yanayin aikace-aikacen da buƙatun aiki. Don aikace-aikace a cikin manyan tanderu masu zafi ko ƙarfe, ba da fifiko ga juriyar zafin takardar (yawanci fiye da digiri 3000) da juriya na zafin zafi. Babban - graphite mai tsafta (abun cikin ash ƙasa da 50 ppm) yana rage tsangwama daga ƙazanta kuma ya dace da masana'antar semiconductor ko masana'antar hotovoltaic. Don aikace-aikacen da suka haɗa da acid mai ƙarfi da tushe, zaɓi takardar graphite tare da jiyya ta ƙasa (kamar guduro ko ƙarfe) don haɓaka juriyar lalata.
Na biyu, la'akari da yawan kayan abu da ƙarfin injina. Girman takardar graphite kai tsaye yana shafar juriyar sa da kwanciyar hankali na tsari. Babban - graphite mai yawa (1.8{4}}2.0 g/cm³) yana da ƙarfin matsawa kuma ya dace da jure damuwa na inji; ƙananan - graphite mai yawa (kimanin 1.6 g/cm³) yana da mafi kyawun yanayin zafi kuma ya dace da kayan aikin musayar zafi. Za'a iya tantance yawan yawa da farko ta hanyar taɓa takardar - sautin kintsattse gabaɗaya yana nuna tsari mai yawa.
Bugu da ƙari, daidaiton girma da sarrafawa suna da mahimmanci. Aikace-aikacen masana'antu suna buƙatar zanen zane tare da juriya mai girma tsakanin ± 0.1 mm kuma santsi, fashe{2}} gefuna kyauta. Don ƙayyadaddun buƙatun, zaɓi mai siyarwa wanda ke goyan bayan aiki daidai don tabbatar da haɗin kai tare da kayan aiki. Jiyya na saman (kamar sutura ko goge) na iya ƙara haɓaka juriya na iskar shaka ko kaddarorin mannewa-.
A ƙarshe, tabbatar da cancantar mai kaya da rahotannin gwaji. Manyan zanen zanen zane mai inganci ya kamata su samar da bayanan gwaji na ɓangare na uku don mahimman sigogi kamar abun ciki na toka, ƙarfin sassauƙa, da haɓakar zafi. Fi son ƙwararrun masana'antun ISO{4}}ƙwararru ko masana'antu{5}samfuran masana'antun don gujewa yawan kuɗaɗen sauyawa masu alaƙa da ƙananan{6}}farashi, ƙanana{7}}kayayyaki.
A taƙaice, zaɓin farantin graphite yana buƙatar cikakken kimanta ainihin yanayin aiki kamar zafin jiki, kafofin watsa labarai masu lalata, nauyin injina, da sauransu, da daidaito tsakanin aiki da farashi bisa shawarar ƙwararru don cimma tsayin daka na tsawon lokaci-.
