Masana'antar hydroxide ta aluminum da aka sani da alumina hydrate, saboda kyawun fari, matsakaicin rabo mai haske, mai sauƙin sarrafawa, tare da kyakkyawan mai hana harshen wuta, aikin hana hayaki, don haka aluminum hydroxide a matsayin mai cike dutse mai kyau.
Kayayyakin dutse na wucin gadi da aka yi da aluminum hydroxide suna da halaye masu zuwa:
Nauyi mai sauƙi, araha, sauƙin sarrafawa, launi mai kyau, tauri mai kyau, haɗin kai mara matsala, kuma hanyar kera ta tana da sauƙi, gajeriyar zagayowar samarwa. Saboda haka, ta bazu cikin sauri zuwa duk sassan duniya, wanda aka sani da nau'in kayan gini da ake amfani da su sosai.
A halin yanzu, buƙatar da duniya ke yi na aluminum hydroxide na dutse na wucin gadi a kowace shekara ya kai kimanin tan 700,000, kuma yawan ci gaban da ake samu a kowace shekara ya kai kusan 10%. Ƙarin ƙididdiga marasa cikakku, buƙatar da China ke yi na kasuwar duwatsu na wucin gadi a murabba'in mita 1100 a kowace shekara, da kuma ƙarfin samar da duwatsu na wucin gadi a cikin gida na yanzu shine murabba'in mita miliyan 7 kacal, yuwuwar kasuwa tana da yawa.
Saboda tsarin tsaftacewa na musamman da kuma tsarin tsaftacewa mai zurfi na maganin sodium chlorate wajen samar da alumina ta hanyar amfani da sinadarin caustic lime sintering, kayayyakin aluminum hydroxide da aka samar suna da halaye na farin ƙarfe mai yawa da ƙarancin ƙarfe, kuma suna da fa'idodi na musamman. Dangane da saurin ci gaban masana'antar dutse ta wucin gadi, ana faɗaɗa layin samar da sinadarin aluminum hydroxide cikin sauri don faɗaɗa kasuwar a gida da waje.
Mai zuwa shine mai kera aluminum hydroxide don dutse na wucin gadi tare da samar da aluminum hydroxide an gabatar da matakai uku kamar haka:
(1) samfuran da aka samar ta hanyar rabuwar carbon suna da ɗan fari mafi girma, ƙimar pH mafi girma da kuma SiO2% mafi girma, da kuma ƙarancin tsarki. Hanyar samar da carbon ta samfurin, girman asalin hatsi na samfurin ƙarami ne, saman hatsi yana da tauri sosai, lu'ulu'u na kristal ya fi sassauƙa, matakin lu'ulu'u mara kyau, porosity ya fi girma, wannan shine ƙimar sha mai ya fi girma, tare da samar da farin farantin dutse na wucin gadi yana da yawa.
(2) samfuran da aka samar ta hanyar rarrabuwa suna da ƙarancin fari, ƙarancin yawan shan mai, ƙarancin ƙimar pH, ƙarancin SiO2% na samfuran da kuma mafi tsarki. Tsarin rarraba iri na samfuran samar da kayayyaki, haɓaka lu'ulu'u ya fi kyau, saman barbashi na lu'ulu'u ya fi haske da tsabta, lu'ulu'u na lu'ulu'u ya fi yawa, matakin lu'ulu'u ya fi kyau, rata tsakanin barbashi ƙarami ne, wannan shine ƙimar shan mai ƙasa da kuke so, tare da samar da ƙarfin farantin dutse na wucin gadi.
(3) samfuran da aka samar ta hanyar haɗawa suna da mafi ƙarancin shan mai da mafi ƙarancin farin fata. Hanyar haɗa kayayyaki, duka manyan barbashi na albarkatun ƙasa, da ƙananan barbashi na cika carbon, gradation, cika cikakke, yin samfurin aluminum hydroxide na yawan shan mai yana raguwa sosai, a lokaci guda, ɗanɗanon samfurin yana da ƙasa, ƙasa da eps 20000, tare da ƙarancin farashi, samar da farantin dutse na wucin gadi da abokan ciniki ba sa buƙatar ware aluminum hydroxide filler, ajiye Labor.
Lokacin Saƙo: Afrilu-15-2020