Ma'auni mai yawa
Bayanai daga na'urar pycnometer don ma'auni mai yawa akan samfurin pristine (Brass da Zirconia) da ƙasƙantar samfuran ana kiyaye su a 300 ° C da 600 ° C.
Samfuran yumbu sun kiyaye daidaitaccen ma'aunin ƙima don samfuran pristine da ƙasƙanci (300 ° C da 600 ° C).Zirconia ana sa ran wannan hali saboda haɗaɗɗen electrovalent na kayan ba da rance ga sinadarai da kwanciyar hankali na tsari.
Ana ɗaukar kayan tushen zirconia a matsayin wasu daga cikin mafi kwanciyar hankali oxides kuma an nuna ma a hankali suna rubewa a yanayin zafi mai tsayi kusa da 1700 ° C.Sabili da haka, yin amfani da ginin cibiyar yumbu don aikace-aikacen zafin jiki mai girma na iya zama zaɓi mai hikima, kodayake abun da ke ciki na sintered
Binciken Electron Microscope
■Hoto na 3
Hagu yana nuna samfuran ƙarfe na pristine da 600 ° C kuma gefen dama yana nuna pristine yumbu da 600 °C
Hoto na uku yana nuna babban ƙudurin samfura masu gogewa da tarkace da ƙasƙantattu.Kamar yadda ake iya gani, babu wata shaida na lalacewa a cikin samfurori na yumbura (hotunan gefen dama).Samfurori suna da tsarin jiki iri ɗaya wanda ke ba da kwanciyar hankali na samfurin yumbu a babban zafin jiki.A gefe guda kuma muna ganin canji mai mahimmanci a cikin ilimin halittar jiki akan ƙazantaccen samfuran tagulla.Samfurin tagulla ya ƙasƙanta yana nuna nauyin iskar shaka.Samfurin jiki na Layer oxide mai yuwuwa kuma ya ba da gudummawa ga sauyi a cikin yawa na samfurin tagulla.