1Cr13Al4 FeCrAl alloy Mai haske mai faɗi/faɗi mai faɗi don amfani da masu juriya

An zaɓi ƙarfen Fecral da ƙarfen Nickel-chromium don su zama kayan juriya ga juriyar da aka saka saboda ƙarfen nickel-chromium suna da ƙarfin juriya na lantarki wanda ake amfani da shi sosai ga ƙarfen siririn fim [1, 2]. Juriyar takardar fim ɗin ƙarfen nickel-chrome wanda ke ɗauke da kashi 20% na chromium na iya kaiwa kilogiram 2-3 kuma har yanzu yana riƙe da kyakkyawan kwanciyar hankali. Matsakaicin zafin jiki na juriya na 1 (TCR) na ƙarfen nickel-chrome mai yawa shine kusan 110 ppm/°C. Ta hanyar haɗa ƙaramin adadin silicon da aluminum tare da nickel-chromium, ana ƙara inganta kwanciyar hankali a zafin jiki.

Aikace-aikace:

Masu juriya da aka saka a cikin allon waya da aka buga za su zama masu taimakawa wajen rage fakiti tare da ingantaccen aminci da ingantaccen aikin lantarki. Haɗa aikin mai juriya a cikin laminate substrate yana 'yantar da yankin saman PWB da abubuwan da ke rarrabe ke cinyewa, yana ba da damar ƙara aikin na'ura ta hanyar sanya kayan aiki masu aiki. Haɗaɗɗun nickel-chromium suna da babban juriyar lantarki, wanda ke sa su zama masu amfani don amfani a aikace-aikace daban-daban. An haɗa nickel da chromium da silicon da aluminum don inganta kwanciyar hankali da rage yawan juriya na zafi. An saka siririn fim mai juriya bisa ga ƙarfe nickel-chromium akai-akai akan birgima na foil na jan ƙarfe don ƙirƙirar abu don aikace-aikacen mai juriya da aka saka. Za a iya zana siririn fim mai juriya tsakanin jan ƙarfe da laminate don ƙirƙirar masu juriya daban-daban. Sinadaran don yin etching sun zama ruwan dare a cikin tsarin samar da PWB. Ta hanyar sarrafa kauri na ƙarfe, ana samun ƙimar juriya daga takarda daga 25 zuwa 250 ohm/sq. Wannan takarda za ta kwatanta kayan nickel-chromium guda biyu a cikin hanyoyin etching ɗinsu, daidaito, sarrafa iko, aikin zafi, mannewa da ƙudurin etching.