Karamin girman barbashi shine, mafi girman farin shine.Matsakaicin girman barbashi shine, mafi wahalar cire carbon, musamman carbon da ke cikin barbashi ba shi da sauƙin canzawa, wanda ke shafar farin samfurin calcined.Kayan albarkatun kasa yana da kyau, yanki yana da girma, carbon yana da sauƙin cirewa, carbon yana da sauƙin canzawa, kuma farin samfurin calcined yana da girma.

A cikin aiwatar da ƙididdige farin samfurin, kaolin yana da saurin raguwa tare da haɓakar zafin ƙima.Idan aka kwatanta da 900 ℃, 850 ℃ kaolin calcination, kaolin kayayyakin ba kawai cire crystal ruwa, ƙara pore size, amma kuma kula flaky, high fari, na zuwa calcination zafin jiki, rage zuba jari kudin da muhalli gurbatawa, don haka 850 ℃ ne mafi kyau calcination zafin jiki.

Farin samfurin yana ƙaruwa tare da lokacin zafin jiki akai-akai, amma yanayin yana jinkirin.Lokacin da zafin jiki ya yi gajere, carbon da ke cikin kaolin ba shi da sauƙin cirewa.Bayan fiye da sa'o'i 4 na yawan zafin jiki na yau da kullum, matakin decarburization da dehydration na samfurin yana da ƙananan, don haka an inganta launin fata na samfurin, amma ingantawa kadan ne.Don haɓaka ingantaccen yanayin zafi, yawan sarrafa zazzabi na samfurin calcined ya fi dacewa da sa'o'i 4.

Ta yin amfani da nau'o'i daban-daban na calcining, tsarin samarwa yana sauƙaƙa, rage farashin, kuma an inganta fararen samfurori na calcined sosai.Daga cikin su, sodium chloride shine ƙari mafi inganci.Gabatarwar urea a matsayin wakili na intercalation shima yana ƙara farar kaolin calcined

Kula da yanayin ƙididdiga yana da babban tasiri akan fari da rawaya na samfuran calcined.Don saduwa da buƙatun kauwar carbon na jerin kaolin, ƙididdigewa a cikin yanayin iskar oxygen yana haifar da ƙarancin ƙarfe oxide da farashi mai girma, wanda babu makawa zai haifar da haɓakar cirewar carbon da yellowness na samfuran kaolin.Saboda haka, calcination a 850 ℃ a high zafin jiki da kuma rage yanayi na iya rage low baƙin ƙarfe da high baƙin ƙarfe, sarrafa calcination yanayi, rage fari da inganta yellowness na kayayyakin.