Bulo na wuta na siliki na kayan siliki ne, bulo silica nau'in samfuran kayan haɓaka ne masu inganci tare da abun ciki sama da 93% SiO2. silicate refractory tubali yana da kyau kwarai fasali na mai kyau juriya ga acid lalata, babban zafi conductivity, high refractoriness karkashin kaya a kan 1620 ℃. haka kuma tubalin silica suna da karaya na juriya mai ƙarfi acid slag yashwa, babban refractoriness karkashin kaya, da girma kwanciyar hankali a high zafin jiki. Silicon refractory brik ana amfani dashi ne a cikin tanda na coke, buɗaɗɗen murhu, kiln gilashi, yumbun kiln, tanderun fashewa, da sauransu.