Girman barbashi ya ƙanƙanta, haka nan kuma farinsa ya ƙaru. Girman barbashi ya ƙanƙanta, haka nan kuma cire carbon zai yi wahala, musamman carbon da ke cikin barbashi ba shi da sauƙin narkewa, wanda hakan ke shafar farin samfurin da aka yi da calcine. Kayan da aka yi da calcine sun yi kyau, faɗin saman ya yi girma, carbon ɗin yana da sauƙin cirewa, carbon ɗin yana da sauƙin narkewa, kuma farin samfurin da aka yi da calcine ya yi yawa.

A yayin da ake yin calcine fari, kaolin yana da saurin raguwa tare da karuwar zafin calcine. Idan aka kwatanta da calcine na kaolin 900 ℃, 850 ℃, kayayyakin kaolin ba wai kawai suna cire ruwan lu'ulu'u ba, suna ƙara girman ramuka, har ma suna kiyaye fararen fata mai laushi, wanda ke cikin zafin calcine, suna rage farashin saka hannun jari da gurɓatar muhalli, don haka 850 ℃ shine mafi kyawun zafin calcine.

Farin samfurin yana ƙaruwa tare da lokacin zafin da ake ci gaba da samu, amma yanayin yana raguwa. Idan zafin ya yi ƙasa sosai, carbon da ke cikin kaolin ba shi da sauƙin cirewa. Bayan fiye da awanni 4 na zafin da ake ci gaba da samu, matakin cire carbon da bushewar samfurin ƙanana ne, don haka farin samfurin yana inganta, amma ci gaban yana da ƙanƙanta sosai. Domin inganta ingancin zafi, kula da zafin da ake ci gaba da samu na samfurin calcined ya fi dacewa na tsawon awanni 4.

Ta hanyar amfani da ƙarin sinadarin calcine daban-daban, tsarin samarwa yana da sauƙi, farashinsa ya ragu, kuma farin samfuran calcine ya inganta sosai. Daga cikinsu, sodium chloride shine mafi inganci ƙari. Gabatar da urea a matsayin wakili na haɗin kai kuma yana ƙara farin sinadarin calcine.

Kula da yanayin calcination yana da tasiri sosai kan fari da rawayar kayayyakin calcined. Domin biyan buƙatun cire carbon na jerin kwal na kaolin, calcination a cikin yanayin oxidizing yana haifar da ƙarancin iron oxide da farashi mai yawa, wanda ba makawa zai haifar da ƙaruwar cire carbon da rawayar kayayyakin kaolin. Saboda haka, calcination a 850 ℃ a cikin zafin jiki mai yawa da rage yanayi na iya rage ƙarancin ƙarfe da babban ƙarfe, sarrafa yanayin calcination, rage farin da inganta rawayar kayayyakin.