Fale-falen yumbura an yi su ne da yumbu a matsayin babban albarkatun ƙasa da sauran albarkatun ma'adinai na halitta ta hanyar zaɓi, murƙushewa, haɗawa, ƙididdigewa da sauran matakai. Rarrabu zuwa yumbu na yau da kullun, yumbu na gine-gine, farantin lantarki. Babban albarkatun da ake amfani da su a cikin samfuran yumbu na sama sune ma'adanai na silicate na halitta (kamar yumbu, feldspar, quartz), don haka suna cikin nau'in silicates da samfurori.
kasata babbar kasa ce wajen samar da yumbu, kuma samar da yumbu yana da dogon tarihi da nasarori masu kyau. Farkon harbin da aka yi a kasata shine tukwane. Saboda dogon lokaci da kuma tarin kwarewa da mutanen zamanin da suka yi, an sami sabbin ci gaba a cikin ci gaba da amfani da kyalkyali a cikin zaɓi da tace kayan da ake amfani da su, ingantuwar murhun wuta da haɓakar zafin wuta, da kuma yanayin zafi. canji daga tukunyar tukwane zuwa faranti an samu. Sabbin matakai, sabbin fasahohi da sabbin kayan aiki a cikin masana'antar yumbu suna tasowa daya bayan daya.
Fale-falen bangon cikin gida nau'in fale-falen yumbu ne, waɗanda galibi ana amfani da su don ado bangon ciki. Fale-falen bangon ciki sun ƙunshi sassa uku, jiki, ƙasan glaze Layer, da saman glaze Layer. Adadin sha ruwa na ƙasa mara tushe gabaɗaya kusan 10% -18% (yawan shayar ruwa yana nufin adadin ruwan da ramukan yumbu ke ɗauka a matsayin kashi na samfurin).
Lokacin aikawa: Nuwamba-10-2022