Ana amfani da yashi foundry azaman granular refractory abu don gyare-gyaren yashi da ainihin yashi a samar da tushe.A cikin yanayin amfani da yumbu azaman haɗin yashi na gyare-gyare, don kowane tan na ƙwararrun simintin da aka samar, wajibi ne a ƙara tan 1 na sabon yashi.Sabili da haka, ana amfani da yashi mafi girma a cikin samar da yashi.
A karni na 17, kasar Sin ta yi amfani da yashi na siliki a matsayin kayan gyare-gyare don yin simintin gyaran fuska kamar agogo, madubai, tukwane da manyan bindigogi.Duk da haka, yawancin yashin yashin silica na halitta ne mai yumbu, wato yashin dutse da yashi na kogi, waɗanda ke da mafi kyawun filastik kuma ana iya amfani da su kai tsaye don kera gyare-gyaren simintin gyare-gyare da murhu.Bayan da simintin gyare-gyaren ya shiga masana'antu da yawa, musamman bayan injiniyoyi na ƙirar ƙira, daidaiton yashi na silica na yumbu mai ɗorewa ba shi da kyau, kuma ingancin yashin gyare-gyare yana da wuyar sarrafawa, wanda ba zai iya biyan bukatun tsari ba.Saboda haka, an fara shuka yashi don magance yashin silica na halitta ta hanyar gogewa, zaɓi don samun yashin silica iri-iri.Bayan haka, yashi silica na wucin gadi kuma ana yin shi ta hanyar murƙushe silica.A lokaci guda, shi ma yana faɗaɗa aikace-aikace da haɓaka daban-daban waɗanda ba silicon guduro yashi tallan kayan kawa da core-yin matakai, da kuma sanya a gaba mafi girma bukatun ga ingancin simintin gyaran kafa yashi, kamar kasa lafiya foda, karami takamaiman iyaka, da kuma low. amfani da acid.Don haka, wasu ƙasashe waɗanda ba su da ingantaccen yashi don girman yashi kuma sun haɓaka fasahar yashi silica don haɓaka ƙima da ingancin yashin silica.

Yashi mai tushe ya kamata ya dace da buƙatun masu zuwa: ① mafi girman tsabta da tsabta, ɗaukar yashi silica a matsayin misali, yashi don baƙin ƙarfe yana buƙatar SiO₂abun ciki sama da 90%, sassa na simintin simintin gyare-gyaren ƙarfe yana buƙatar SiO₂abun ciki sama da 97%;② Babban Digiri na juriya na wuta da kwanciyar hankali na thermal;③ Dace da siffar barbashi da abun da ke ciki;④ Ba sauƙin doped ta ruwa karfe;⑤ Mai arha da sauƙin samu.
Tun daga shekarar 1951, kasar Sin ta gudanar da kidayar albarkatun yashi a jere, amma ya fi kusa da manyan layukan sufuri da manyan biranen masana'antu.A Zhelimeng, Mongoliya ta ciki, yashi na silica na halitta ya kai daruruwan miliyoyin ton, kuma siffarsa tana kusa da da'ira, kuma SiO₂abun ciki shine kusan 90%, wanda ya dace sosai don simintin masana'antu.Yashin teku na Jinjiang, Dongshan, Fujian, da SiO₂abun ciki shine 94 ~ 98%.Akwai adadi mai yawa na kogin Quaternary da yashin silica na tafkin a Duchang, Xingzi, gundumar Yongxiu, lardin Jiangxi.SiO₂abun ciki shine kusan 90%.Ya ƙunshi dutsen yashi mai arziƙi kuma mai rauni a cikin Guangzhou da Hunan.Ya da SiO₂abun ciki yana sama da 96%, wanda za'a iya amfani dashi don ƙananan abun ciki na baƙin ƙarfe, ƙarancin alkaline oxides, girman barbashi iri ɗaya.