Wanne tubali masu ratsa jiki Ana amfani da su a cikin murhu mai zafi?

Bulogin da ke jujjuyawa don murhu mai zafi sun haɗa da tubalin yumbu, tubalin silica, da bulogin alumina masu ƙarfi (ciki har da tubalin mullite, tubalin sillimanite, tubalin andalusite, tubalin kyanite, da tubalin corpus callosum). Abubuwan buƙatun gabaɗayan murhu masu zafi don bulogi masu jujjuyawa sune: ƙarancin ƙima, ƙarfin zafin jiki mai kyau, da kyakkyawan juriya na zafin zafi. Baya ga biyan buƙatun da ke sama, tubalin da aka bincika don murhu mai zafi ya kamata kuma su sami ƙarfin zafi mai girma. Domin zabar tubalin da aka yi amfani da su da kyau a cikin ƙirar murhu mai zafi, dole ne mu fara fahimtar aikin tubalin da aka yi amfani da su. Domin ingantattun ma’auni na sifofin halayen kayan abu sune tushe don tabbatar da ƙira daidai kuma abin dogaro.

Rayuwar sabis na murhu mai zafi yana da tsayi sosai, gabaɗaya yana buƙatar shekaru 10-20. Refractories suna ɗaukar kaya masu nauyi saboda nauyin nasu. Sabili da haka, ana buƙatar yin amfani da refractories tare da kyakkyawan juriya mai rarrafe don amfani da su a ƙarƙashin babban nauyin zafin jiki. Juriya mai zafi mai zafi na tubalin silica shine mafi girma, kuma yanayin zafi mai zafi yana da ƙasa sosai; biye da tubalin alumina masu girma, ciki har da tubalin alumina da aka yi da babban clinker alumina da ma’adanai na sillimanite, waɗanda ke da kyawawan kaddarorin zafin jiki. Makusancin abin da ke tattare da shi shine zuwa dunkulewa, mafi kyawun juriya na bulo.